22234642165540 has 36 divisors (see below), whose sum is σ = 54316054435356. Its totient is φ = 7623305884992.

The previous prime is 22234642165471. The next prime is 22234642165559. The reversal of 22234642165540 is 4556124643222.

It can be written as a sum of positive squares in 2 ways, for example, as 13991070935296 + 8243571230244 = 3740464^2 + 2871162^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11344204207 + ... + 11344206166.

It is an arithmetic number, because the mean of its divisors is an integer number (1508779289871).

Almost surely, 2^{22234642165540} is an apocalyptic number.

22234642165540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22234642165540 is an abundant number, since it is smaller than the sum of its proper divisors (32081412269816).

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

22234642165540 is a wasteful number, since it uses less digits than its factorization.

22234642165540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22688410396 (or 22688410387 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 46.

The spelling of 22234642165540 in words is "twenty-two trillion, two hundred thirty-four billion, six hundred forty-two million, one hundred sixty-five thousand, five hundred forty".