22130451551945 has 32 divisors (see below), whose sum is σ = 29075778423936. Its totient is φ = 16036545011200.

The previous prime is 22130451551921. The next prime is 22130451551959. The reversal of 22130451551945 is 54915515403122.

It is a de Polignac number, because none of the positive numbers 2^k-22130451551945 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22130451551945.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296034062 + ... + 296108808.

It is an arithmetic number, because the mean of its divisors is an integer number (908618075748).

Almost surely, 2^{22130451551945} is an apocalyptic number.

It is an amenable number.

22130451551945 is a deficient number, since it is larger than the sum of its proper divisors (6945326871991).

22130451551945 is a wasteful number, since it uses less digits than its factorization.

22130451551945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94201.

The product of its (nonzero) digits is 1080000, while the sum is 47.

The spelling of 22130451551945 in words is "twenty-two trillion, one hundred thirty billion, four hundred fifty-one million, five hundred fifty-one thousand, nine hundred forty-five".