79758625359 has 16 divisors (see below), whose sum is σ = 122612504832. Its totient is φ = 45173025408.

The previous prime is 79758625321. The next prime is 79758625361. The reversal of 79758625359 is 95352685797.

It is not a de Polignac number, because 79758625359 - 2⁷ = 79758625231 is a prime.

It is a super-2 number, since 2×79758625359² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 79758625359.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79758625159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16803069 + ... + 16807814.

It is an arithmetic number, because the mean of its divisors is an integer number (7663281552).

Almost surely, 2^79758625359 is an apocalyptic number.

79758625359 is a deficient number, since it is larger than the sum of its proper divisors (42853879473).

79758625359 is a wasteful number, since it uses less digits than its factorization.

79758625359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33611006.

The product of its digits is 142884000, while the sum is 66.

The spelling of 79758625359 in words is "seventy-nine billion, seven hundred fifty-eight million, six hundred twenty-five thousand, three hundred fifty-nine".