8426790907165 has 16 divisors (see below), whose sum is σ = 10578121537536. Its totient is φ = 6432246304000.

The previous prime is 8426790907151. The next prime is 8426790907169. The reversal of 8426790907165 is 5617090976248.

It is not a de Polignac number, because 8426790907165 - 2²⁵ = 8426757352733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8426790907097 and 8426790907106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8426790907169) 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, 91321021 + ... + 91413250.

It is an arithmetic number, because the mean of its divisors is an integer number (661132596096).

Almost surely, 2^{8426790907165} is an apocalyptic number.

It is an amenable number.

8426790907165 is a deficient number, since it is larger than the sum of its proper divisors (2151330630371).

8426790907165 is a wasteful number, since it uses less digits than its factorization.

8426790907165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182734700.

The product of its (nonzero) digits is 45722880, while the sum is 64.

The spelling of 8426790907165 in words is "eight trillion, four hundred twenty-six billion, seven hundred ninety million, nine hundred seven thousand, one hundred sixty-five".