86177485898 has 24 divisors (see below), whose sum is σ = 150449851332. Its totient is φ = 36913821504.

The previous prime is 86177485883. The next prime is 86177485921. The reversal of 86177485898 is 89858477168.

It can be written as a sum of positive squares in 2 ways, for example, as 85700806009 + 476679889 = 292747^2 + 21833^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42365 + ... + 417312.

Almost surely, 2^86177485898 is an apocalyptic number.

86177485898 is a deficient number, since it is larger than the sum of its proper divisors (64272365434).

86177485898 is a wasteful number, since it uses less digits than its factorization.

86177485898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461606 (or 461599 counting only the distinct ones).

The product of its digits is 216760320, while the sum is 71.

The spelling of 86177485898 in words is "eighty-six billion, one hundred seventy-seven million, four hundred eighty-five thousand, eight hundred ninety-eight".