22642313502 has 32 divisors (see below), whose sum is σ = 45400596480. Its totient is φ = 7528135680.

The previous prime is 22642313483. The next prime is 22642313527. The reversal of 22642313502 is 20531324622.

It is a self number, because there is not a number n which added to its sum of digits gives 22642313502.

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, 4916733 + ... + 4921335.

It is an arithmetic number, because the mean of its divisors is an integer number (1418768640).

Almost surely, 2^22642313502 is an apocalyptic number.

22642313502 is an abundant number, since it is smaller than the sum of its proper divisors (22758282978).

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

22642313502 is a wasteful number, since it uses less digits than its factorization.

22642313502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6528.

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 22642313502 in words is "twenty-two billion, six hundred forty-two million, three hundred thirteen thousand, five hundred two".