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1395024539168 = 25132160612
BaseRepresentation
bin10100010011001101111…
…100010010111000100000
311221100210122210012022202
4110103031330102320200
5140324002240223133
62544510533152332
7202534002635231
oct24231574227040
94840718705282
101395024539168
11498698a90997
121a6446a8b6a8
13a171cb8a800
144b73b8d5088
152644b4542e8
hex144cdf12e20

1395024539168 has 54 divisors (see below), whose sum is σ = 2974156686207. Its totient is φ = 643817391360.

The previous prime is 1395024539099. The next prime is 1395024539171. The reversal of 1395024539168 is 8619354205931.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 114171003664 + 1280853535504 = 337892^2 + 1131748^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=835172.

It is a super-2 number, since 2×13950245391682 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 86849858 + ... + 86865918.

Almost surely, 21395024539168 is an apocalyptic number.

It is an amenable number.

1395024539168 is an abundant number, since it is smaller than the sum of its proper divisors (1579132147039).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1395024539168 is an frugal number, since it uses more digits than its factorization.

1395024539168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32158 (or 16076 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 56.

The spelling of 1395024539168 in words is "one trillion, three hundred ninety-five billion, twenty-four million, five hundred thirty-nine thousand, one hundred sixty-eight".

Divisors: 1 2 4 8 13 16 26 32 52 104 169 208 338 416 676 1352 2704 5408 16061 32122 64244 128488 208793 256976 417586 513952 835172 1670344 2714309 3340688 5428618 6681376 10857236 21714472 43428944 86857888 257955721 515911442 1031822884 2063645768 3353424373 4127291536 6706848746 8254583072 13413697492 26827394984 43594516849 53654789968 87189033698 107309579936 174378067396 348756134792 697512269584 1395024539168