842974165560 has 64 divisors (see below), whose sum is σ = 2531028610080. Its totient is φ = 224605900800.

The previous prime is 842974165543. The next prime is 842974165577. The reversal of 842974165560 is 65561479248.

It is an interprime number because it is at equal distance from previous prime (842974165543) and next prime (842974165577).

It is a super-2 number, since 2×842974165560² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 842974165560.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2780437 + ... + 3068676.

Almost surely, 2^842974165560 is an apocalyptic number.

It is an amenable number.

842974165560 is an abundant number, since it is smaller than the sum of its proper divisors (1688054444520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

842974165560 is a wasteful number, since it uses less digits than its factorization.

842974165560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5850328 (or 5850324 counting only the distinct ones).

The product of its (nonzero) digits is 14515200, while the sum is 57.

The spelling of 842974165560 in words is "eight hundred forty-two billion, nine hundred seventy-four million, one hundred sixty-five thousand, five hundred sixty".