22502670400 has 84 divisors (see below), whose sum is σ = 63280755328. Its totient is φ = 7715197440.

The previous prime is 22502670367. The next prime is 22502670401. The reversal of 22502670400 is 407620522.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (22502670401) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 993384 + ... + 1015783.

Almost surely, 2^22502670400 is an apocalyptic number.

22502670400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22502670400 is an abundant number, since it is smaller than the sum of its proper divisors (40778084928).

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

22502670400 is a wasteful number, since it uses less digits than its factorization.

22502670400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009196 (or 2009181 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 28.

The spelling of 22502670400 in words is "twenty-two billion, five hundred two million, six hundred seventy thousand, four hundred".