28622608536 has 16 divisors (see below), whose sum is σ = 71556521400. Its totient is φ = 9540869504.

The previous prime is 28622608489. The next prime is 28622608591. The reversal of 28622608536 is 63580622682.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 596304321 + ... + 596304368.

Almost surely, 2^28622608536 is an apocalyptic number.

It is an amenable number.

28622608536 is an abundant number, since it is smaller than the sum of its proper divisors (42933912864).

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

28622608536 is a wasteful number, since it uses less digits than its factorization.

28622608536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192608698 (or 1192608694 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 48.

The spelling of 28622608536 in words is "twenty-eight billion, six hundred twenty-two million, six hundred eight thousand, five hundred thirty-six".