86149892464 has 20 divisors (see below), whose sum is σ = 171426645304. Its totient is φ = 41910758208.

The previous prime is 86149892429. The next prime is 86149892467. The reversal of 86149892464 is 46429894168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86149892467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72761142 + ... + 72762325.

Almost surely, 2^86149892464 is an apocalyptic number.

It is an amenable number.

86149892464 is a deficient number, since it is larger than the sum of its proper divisors (85276752840).

86149892464 is a wasteful number, since it uses less digits than its factorization.

86149892464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145523512 (or 145523506 counting only the distinct ones).

The product of its digits is 23887872, while the sum is 61.

The spelling of 86149892464 in words is "eighty-six billion, one hundred forty-nine million, eight hundred ninety-two thousand, four hundred sixty-four".