86533923663 has 12 divisors (see below), whose sum is σ = 136356485928. Its totient is φ = 52444802160.

The previous prime is 86533923649. The next prime is 86533923701. The reversal of 86533923663 is 36632933568.

86533923663 is a `hidden beast` number, since 86 + 533 + 9 + 23 + 6 + 6 + 3 = 666.

It is not a de Polignac number, because 86533923663 - 2⁵ = 86533923631 is a prime.

It is a super-2 number, since 2×86533923663² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86533913663) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 437039920 + ... + 437040117.

It is an arithmetic number, because the mean of its divisors is an integer number (11363040494).

Almost surely, 2^86533923663 is an apocalyptic number.

86533923663 is a deficient number, since it is larger than the sum of its proper divisors (49822562265).

86533923663 is a wasteful number, since it uses less digits than its factorization.

86533923663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874080054 (or 874080051 counting only the distinct ones).

The product of its digits is 12597120, while the sum is 54.

The spelling of 86533923663 in words is "eighty-six billion, five hundred thirty-three million, nine hundred twenty-three thousand, six hundred sixty-three".