22556142454615 has 64 divisors (see below), whose sum is σ = 36085188400128. Its totient is φ = 13102827264000.

The previous prime is 22556142454603. The next prime is 22556142454621. The reversal of 22556142454615 is 51645424165522.

It is a de Polignac number, because none of the positive numbers 2^k-22556142454615 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16399929 + ... + 17722018.

It is an arithmetic number, because the mean of its divisors is an integer number (563831068752).

Almost surely, 2^{22556142454615} is an apocalyptic number.

22556142454615 is a deficient number, since it is larger than the sum of its proper divisors (13529045945513).

22556142454615 is a wasteful number, since it uses less digits than its factorization.

22556142454615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34122088.

The product of its digits is 11520000, while the sum is 52.

The spelling of 22556142454615 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred forty-two million, four hundred fifty-four thousand, six hundred fifteen".