870797790567 has 20 divisors (see below), whose sum is σ = 1300858984216. Its totient is φ = 580515083280.

The previous prime is 870797790539. The next prime is 870797790589. The reversal of 870797790567 is 765097797078.

It is not a de Polignac number, because 870797790567 - 2¹⁴ = 870797774183 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 870797790495 and 870797790504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (870797790067) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3077517 + ... + 3348537.

Almost surely, 2^870797790567 is an apocalyptic number.

870797790567 is a deficient number, since it is larger than the sum of its proper divisors (430061193649).

870797790567 is a wasteful number, since it uses less digits than its factorization.

870797790567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310700 (or 310691 counting only the distinct ones).

The product of its (nonzero) digits is 326728080, while the sum is 72.

The spelling of 870797790567 in words is "eight hundred seventy billion, seven hundred ninety-seven million, seven hundred ninety thousand, five hundred sixty-seven".