9079804911923 has 4 divisors (see below), whose sum is σ = 9079847311920. Its totient is φ = 9079762511928.

The previous prime is 9079804911847. The next prime is 9079804911943. The reversal of 9079804911923 is 3291194089709.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9079804911923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9079804911943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20877140 + ... + 21307617.

It is an arithmetic number, because the mean of its divisors is an integer number (2269961827980).

Almost surely, 2^{9079804911923} is an apocalyptic number.

9079804911923 is a deficient number, since it is larger than the sum of its proper divisors (42399997).

9079804911923 is a wasteful number, since it uses less digits than its factorization.

9079804911923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42399996.

The product of its (nonzero) digits is 8817984, while the sum is 62.

The spelling of 9079804911923 in words is "nine trillion, seventy-nine billion, eight hundred four million, nine hundred eleven thousand, nine hundred twenty-three".