22537015802 has 12 divisors (see below), whose sum is σ = 39324793050. Its totient is φ = 9658721016.

The previous prime is 22537015769. The next prime is 22537015811. The reversal of 22537015802 is 20851073522.

It can be written as a sum of positive squares in only one way, i.e., 18428334001 + 4108681801 = 135751^2 + 64099^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114984677 + ... + 114984872.

Almost surely, 2^22537015802 is an apocalyptic number.

22537015802 is a deficient number, since it is larger than the sum of its proper divisors (16787777248).

22537015802 is a wasteful number, since it uses less digits than its factorization.

22537015802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229969565 (or 229969558 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 35.

The spelling of 22537015802 in words is "twenty-two billion, five hundred thirty-seven million, fifteen thousand, eight hundred two".