78926500323 has 24 divisors (see below), whose sum is σ = 124489588080. Its totient is φ = 47787874560.

The previous prime is 78926500319. The next prime is 78926500337. The reversal of 78926500323 is 32300562987.

It is not a de Polignac number, because 78926500323 - 2² = 78926500319 is a prime.

It is not an unprimeable number, because it can be changed into a prime (78926500223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 283618 + ... + 488151.

It is an arithmetic number, because the mean of its divisors is an integer number (5187066170).

Almost surely, 2^78926500323 is an apocalyptic number.

78926500323 is a deficient number, since it is larger than the sum of its proper divisors (45563087757).

78926500323 is a wasteful number, since it uses less digits than its factorization.

78926500323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 772819 (or 772816 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 45.

The spelling of 78926500323 in words is "seventy-eight billion, nine hundred twenty-six million, five hundred thousand, three hundred twenty-three".