84564634288 has 40 divisors (see below), whose sum is σ = 169887430080. Its totient is φ = 40729489920.

The previous prime is 84564634247. The next prime is 84564634373. The reversal of 84564634288 is 88243646548.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11445 + ... + 411412.

It is an arithmetic number, because the mean of its divisors is an integer number (4247185752).

Almost surely, 2^84564634288 is an apocalyptic number.

It is an amenable number.

84564634288 is an abundant number, since it is smaller than the sum of its proper divisors (85322795792).

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

84564634288 is a wasteful number, since it uses less digits than its factorization.

84564634288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423325 (or 423319 counting only the distinct ones).

The product of its digits is 35389440, while the sum is 58.

The spelling of 84564634288 in words is "eighty-four billion, five hundred sixty-four million, six hundred thirty-four thousand, two hundred eighty-eight".