22129694376 has 64 divisors (see below), whose sum is σ = 60161849280. Its totient is φ = 6755005440.

The previous prime is 22129694347. The next prime is 22129694399. The reversal of 22129694376 is 67349692122.

It is a Harshad number since it is a multiple of its sum of digits (51).

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, 717870 + ... + 748061.

It is an arithmetic number, because the mean of its divisors is an integer number (940028895).

Almost surely, 2^22129694376 is an apocalyptic number.

It is an amenable number.

22129694376 is an abundant number, since it is smaller than the sum of its proper divisors (38032154904).

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

22129694376 is a wasteful number, since it uses less digits than its factorization.

22129694376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1465994 (or 1465990 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 51.

The spelling of 22129694376 in words is "twenty-two billion, one hundred twenty-nine million, six hundred ninety-four thousand, three hundred seventy-six".