79363215850 has 24 divisors (see below), whose sum is σ = 147774565260. Its totient is φ = 31711096320.

The previous prime is 79363215839. The next prime is 79363215881. The reversal of 79363215850 is 5851236397.

It can be written as a sum of positive squares in 6 ways, for example, as 32888910609 + 46474305241 = 181353^2 + 215579^2 .

It is a junction number, because it is equal to n+sod(n) for n = 79363215794 and 79363215803.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 807837 + ... + 900736.

Almost surely, 2^79363215850 is an apocalyptic number.

79363215850 is a deficient number, since it is larger than the sum of its proper divisors (68411349410).

79363215850 is a wasteful number, since it uses less digits than its factorization.

79363215850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709514 (or 1709509 counting only the distinct ones).

The product of its (nonzero) digits is 1360800, while the sum is 49.

The spelling of 79363215850 in words is "seventy-nine billion, three hundred sixty-three million, two hundred fifteen thousand, eight hundred fifty".