86999277550923 has 64 divisors (see below), whose sum is σ = 141104504701440. Its totient is φ = 52758648345600.

The previous prime is 86999277550907. The next prime is 86999277551009. The reversal of 86999277550923 is 32905577299968.

86999277550923 is a `hidden beast` number, since 8 + 69 + 9 + 9 + 27 + 7 + 5 + 509 + 23 = 666.

It is not a de Polignac number, because 86999277550923 - 2⁴ = 86999277550907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86999277550723) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19588933 + ... + 23616198.

It is an arithmetic number, because the mean of its divisors is an integer number (2204757885960).

Almost surely, 2^{86999277550923} is an apocalyptic number.

86999277550923 is a deficient number, since it is larger than the sum of its proper divisors (54105227150517).

86999277550923 is a wasteful number, since it uses less digits than its factorization.

86999277550923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43205305 (or 43205299 counting only the distinct ones).

The product of its (nonzero) digits is 4629441600, while the sum is 81.

The spelling of 86999277550923 in words is "eighty-six trillion, nine hundred ninety-nine billion, two hundred seventy-seven million, five hundred fifty thousand, nine hundred twenty-three".