86637222504 has 192 divisors, whose sum is σ = 288842611200. Its totient is φ = 22905203328.

The previous prime is 86637222479. The next prime is 86637222517. The reversal of 86637222504 is 40522273668.

86637222504 is a `hidden beast` number, since 8 + 6 + 637 + 2 + 2 + 2 + 5 + 0 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 86637222504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 306567 + ... + 516969.

It is an arithmetic number, because the mean of its divisors is an integer number (1504388600).

Almost surely, 2^86637222504 is an apocalyptic number.

86637222504 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86637222504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144421305600).

86637222504 is an abundant number, since it is smaller than the sum of its proper divisors (202205388696).

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

86637222504 is a wasteful number, since it uses less digits than its factorization.

86637222504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210484 (or 210477 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 86637222504 in words is "eighty-six billion, six hundred thirty-seven million, two hundred twenty-two thousand, five hundred four".