22025056542645 has 32 divisors (see below), whose sum is σ = 37951120956672. Its totient is φ = 10843032102912.

The previous prime is 22025056542637. The next prime is 22025056542677. The reversal of 22025056542645 is 54624565052022.

It is not a de Polignac number, because 22025056542645 - 2³ = 22025056542637 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22025056542594 and 22025056542603.

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, 39598789 + ... + 40151141.

It is an arithmetic number, because the mean of its divisors is an integer number (1185972529896).

Almost surely, 2^{22025056542645} is an apocalyptic number.

It is an amenable number.

22025056542645 is a deficient number, since it is larger than the sum of its proper divisors (15926064414027).

22025056542645 is a wasteful number, since it uses less digits than its factorization.

22025056542645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756861.

The product of its (nonzero) digits is 5760000, while the sum is 48.

The spelling of 22025056542645 in words is "twenty-two trillion, twenty-five billion, fifty-six million, five hundred forty-two thousand, six hundred forty-five".