2252422947656 has 32 divisors (see below), whose sum is σ = 4892738701440. Its totient is φ = 952100500608.

The previous prime is 2252422947637. The next prime is 2252422947679. The reversal of 2252422947656 is 6567492242522.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 275487956 + ... + 275496131.

It is an arithmetic number, because the mean of its divisors is an integer number (152898084420).

Almost surely, 2^{2252422947656} is an apocalyptic number.

It is an amenable number.

2252422947656 is an abundant number, since it is smaller than the sum of its proper divisors (2640315753784).

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

2252422947656 is a wasteful number, since it uses less digits than its factorization.

2252422947656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550984173 (or 550984169 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 56.

The spelling of 2252422947656 in words is "two trillion, two hundred fifty-two billion, four hundred twenty-two million, nine hundred forty-seven thousand, six hundred fifty-six".