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57384159468 = 22338047125687
BaseRepresentation
bin110101011100010111…
…001100100011101100
312111010012102100010120
4311130113030203230
51420010321100333
642210101404540
74101014210316
oct653427144354
9174105370116
1057384159468
1122377953389
12b155a09750
13554682c15c
142ac52ca7b6
15175cc93db3
hexd5c5cc8ec

57384159468 has 24 divisors (see below), whose sum is σ = 133900956672. Its totient is φ = 19127398224.

The previous prime is 57384159467. The next prime is 57384159517. The reversal of 57384159468 is 86495148375.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (57384159467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393721 + ... + 519407.

It is an arithmetic number, because the mean of its divisors is an integer number (5579206528).

Almost surely, 257384159468 is an apocalyptic number.

It is an amenable number.

57384159468 is an abundant number, since it is smaller than the sum of its proper divisors (76516797204).

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

57384159468 is a wasteful number, since it uses less digits than its factorization.

57384159468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163741 (or 163739 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 60.

The spelling of 57384159468 in words is "fifty-seven billion, three hundred eighty-four million, one hundred fifty-nine thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 38047 76094 114141 125687 152188 228282 251374 377061 456564 502748 754122 1508244 4782013289 9564026578 14346039867 19128053156 28692079734 57384159468