86554815426 has 12 divisors (see below), whose sum is σ = 187535433462. Its totient is φ = 28851605136.

The previous prime is 86554815409. The next prime is 86554815433. The reversal of 86554815426 is 62451845568.

86554815426 is a `hidden beast` number, since 8 + 6 + 55 + 48 + 1 + 542 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 57768603201 + 28786212225 = 240351^2 + 169665^2 .

It is a super-2 number, since 2×86554815426² (a number of 23 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2404300411 + ... + 2404300446.

Almost surely, 2^86554815426 is an apocalyptic number.

86554815426 is an abundant number, since it is smaller than the sum of its proper divisors (100980618036).

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

86554815426 is a wasteful number, since it uses less digits than its factorization.

86554815426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4808600865 (or 4808600862 counting only the distinct ones).

The product of its digits is 9216000, while the sum is 54.

The spelling of 86554815426 in words is "eighty-six billion, five hundred fifty-four million, eight hundred fifteen thousand, four hundred twenty-six".