22440054652644 has 48 divisors (see below), whose sum is σ = 54456129654080. Its totient is φ = 7186292749440.

The previous prime is 22440054652621. The next prime is 22440054652669. The reversal of 22440054652644 is 44625645004422.

It is a junction number, because it is equal to n+sod(n) for n = 22440054652593 and 22440054652602.

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, 356431459 + ... + 356494410.

Almost surely, 2^{22440054652644} is an apocalyptic number.

It is an amenable number.

22440054652644 is an abundant number, since it is smaller than the sum of its proper divisors (32016075001436).

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

22440054652644 is a wasteful number, since it uses less digits than its factorization.

22440054652644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 712925980 (or 712925978 counting only the distinct ones).

The product of its (nonzero) digits is 7372800, while the sum is 48.

The spelling of 22440054652644 in words is "twenty-two trillion, four hundred forty billion, fifty-four million, six hundred fifty-two thousand, six hundred forty-four".