22106280672 has 96 divisors (see below), whose sum is σ = 73687622400. Its totient is φ = 6316078464.

The previous prime is 22106280649. The next prime is 22106280709. The reversal of 22106280672 is 27608260122.

22106280672 is a `hidden beast` number, since 2 + 21 + 0 + 628 + 0 + 6 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 1821522 + ... + 1833617.

It is an arithmetic number, because the mean of its divisors is an integer number (767579400).

Almost surely, 2^22106280672 is an apocalyptic number.

It is an amenable number.

22106280672 is an abundant number, since it is smaller than the sum of its proper divisors (51581341728).

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

22106280672 is a wasteful number, since it uses less digits than its factorization.

22106280672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3655165 (or 3655151 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The spelling of 22106280672 in words is "twenty-two billion, one hundred six million, two hundred eighty thousand, six hundred seventy-two".