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72625735468 = 221113126968069
BaseRepresentation
bin100001110100011010…
…1001100011100101100
320221110102010121210101
41003220311030130230
52142214142013333
653210325320444
75150506365046
oct1035065143454
9227412117711
1072625735468
1128889374a90
12120aa266124
136b0542b490
14372d636a96
151d50dc667d
hex10e8d4c72c

72625735468 has 24 divisors (see below), whose sum is σ = 149314450320. Its totient is φ = 30472336320.

The previous prime is 72625735423. The next prime is 72625735477. The reversal of 72625735468 is 86453752627.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63483463 + ... + 63484606.

It is an arithmetic number, because the mean of its divisors is an integer number (6221435430).

Almost surely, 272625735468 is an apocalyptic number.

It is an amenable number.

72625735468 is an abundant number, since it is smaller than the sum of its proper divisors (76688714852).

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

72625735468 is a wasteful number, since it uses less digits than its factorization.

72625735468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126968097 (or 126968095 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 55.

The spelling of 72625735468 in words is "seventy-two billion, six hundred twenty-five million, seven hundred thirty-five thousand, four hundred sixty-eight".

Divisors: 1 2 4 11 13 22 26 44 52 143 286 572 126968069 253936138 507872276 1396648759 1650584897 2793297518 3301169794 5586595036 6602339588 18156433867 36312867734 72625735468