86936571556 has 12 divisors (see below), whose sum is σ = 152143049968. Its totient is φ = 43467128712.

The previous prime is 86936571539. The next prime is 86936571571. The reversal of 86936571556 is 65517563968.

It is a super-2 number, since 2×86936571556² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 86936571494 and 86936571503.

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 3 ways as a sum of consecutive naturals, for example, 107526 + ... + 430621.

Almost surely, 2^86936571556 is an apocalyptic number.

It is an amenable number.

86936571556 is a deficient number, since it is larger than the sum of its proper divisors (65206478412).

86936571556 is a wasteful number, since it uses less digits than its factorization.

86936571556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 578538 (or 578536 counting only the distinct ones).

The product of its digits is 40824000, while the sum is 61.

The spelling of 86936571556 in words is "eighty-six billion, nine hundred thirty-six million, five hundred seventy-one thousand, five hundred fifty-six".