22729697265 has 32 divisors (see below), whose sum is σ = 39683414016. Its totient is φ = 11017748160.

The previous prime is 22729697231. The next prime is 22729697269. The reversal of 22729697265 is 56279692722.

It is not a de Polignac number, because 22729697265 - 2⁸ = 22729697009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22729697269) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 764712 + ... + 793878.

It is an arithmetic number, because the mean of its divisors is an integer number (1240106688).

Almost surely, 2^22729697265 is an apocalyptic number.

It is an amenable number.

22729697265 is a deficient number, since it is larger than the sum of its proper divisors (16953716751).

22729697265 is a wasteful number, since it uses less digits than its factorization.

22729697265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33909.

The product of its digits is 11430720, while the sum is 57.

The spelling of 22729697265 in words is "twenty-two billion, seven hundred twenty-nine million, six hundred ninety-seven thousand, two hundred sixty-five".