22540115472294 has 64 divisors (see below), whose sum is σ = 53045986323456. Its totient is φ = 6250194555264.

The previous prime is 22540115472247. The next prime is 22540115472311. The reversal of 22540115472294 is 49227451104522.

It is a Curzon number.

It is a congruent number.

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, 17650794 + ... + 18884669.

It is an arithmetic number, because the mean of its divisors is an integer number (828843536304).

Almost surely, 2^{22540115472294} is an apocalyptic number.

22540115472294 is an abundant number, since it is smaller than the sum of its proper divisors (30505870851162).

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

22540115472294 is a wasteful number, since it uses less digits than its factorization.

22540115472294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36535909.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 22540115472294 in words is "twenty-two trillion, five hundred forty billion, one hundred fifteen million, four hundred seventy-two thousand, two hundred ninety-four".