86005056636 has 48 divisors (see below), whose sum is σ = 223132509600. Its totient is φ = 28648238976.

The previous prime is 86005056619. The next prime is 86005056649. The reversal of 86005056636 is 63665050068.

86005056636 is a `hidden beast` number, since 8 + 6 + 0 + 0 + 5 + 0 + 5 + 6 + 636 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 86005056591 and 86005056600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124305 + ... + 432968.

It is an arithmetic number, because the mean of its divisors is an integer number (4648593950).

Almost surely, 2^86005056636 is an apocalyptic number.

It is an amenable number.

86005056636 is an abundant number, since it is smaller than the sum of its proper divisors (137127452964).

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

86005056636 is a wasteful number, since it uses less digits than its factorization.

86005056636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558715 (or 558707 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 86005056636 in words is "eighty-six billion, five million, fifty-six thousand, six hundred thirty-six".