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79613670552 = 233132128315299
BaseRepresentation
bin100101000100101011…
…0000011010010011000
321121111102011111121220
41022021112003102120
52301022044424202
6100323553132040
75515621014453
oct1121126032230
9247442144556
1079613670552
1130844929049
121351a55a020
13767a09ba00
143bd373249a
15210e60aabc
hex1289583498

79613670552 has 96 divisors (see below), whose sum is σ = 215704296000. Its totient is φ = 24475820928.

The previous prime is 79613670529. The next prime is 79613670641. The reversal of 79613670552 is 25507631697.

It is a junction number, because it is equal to n+sod(n) for n = 79613670495 and 79613670504.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5196199 + ... + 5211497.

It is an arithmetic number, because the mean of its divisors is an integer number (2246919750).

Almost surely, 279613670552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 79613670552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107852148000).

79613670552 is an abundant number, since it is smaller than the sum of its proper divisors (136090625448).

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

79613670552 is a wasteful number, since it uses less digits than its factorization.

79613670552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16617 (or 16600 counting only the distinct ones).

The product of its (nonzero) digits is 2381400, while the sum is 51.

The spelling of 79613670552 in words is "seventy-nine billion, six hundred thirteen million, six hundred seventy thousand, five hundred fifty-two".