22556276655 has 16 divisors (see below), whose sum is σ = 39370955904. Its totient is φ = 10936376480.

The previous prime is 22556276641. The next prime is 22556276711. The reversal of 22556276655 is 55667265522.

It is not a de Polignac number, because 22556276655 - 2⁸ = 22556276399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22556276598 and 22556276607.

It is a congruent number.

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, 68352189 + ... + 68352518.

It is an arithmetic number, because the mean of its divisors is an integer number (2460684744).

Almost surely, 2^22556276655 is an apocalyptic number.

22556276655 is a deficient number, since it is larger than the sum of its proper divisors (16814679249).

22556276655 is a wasteful number, since it uses less digits than its factorization.

22556276655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136704726.

The product of its digits is 7560000, while the sum is 51.

The spelling of 22556276655 in words is "twenty-two billion, five hundred fifty-six million, two hundred seventy-six thousand, six hundred fifty-five".