86138432613 has 32 divisors (see below), whose sum is σ = 128028453120. Its totient is φ = 57238695360.

The previous prime is 86138432593. The next prime is 86138432651. The reversal of 86138432613 is 31623483168.

86138432613 is a `hidden beast` number, since 8 + 6 + 1 + 384 + 3 + 261 + 3 = 666.

It is not a de Polignac number, because 86138432613 - 2⁵ = 86138432581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86138432213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16445431 + ... + 16450667.

It is an arithmetic number, because the mean of its divisors is an integer number (4000889160).

Almost surely, 2^86138432613 is an apocalyptic number.

It is an amenable number.

86138432613 is a deficient number, since it is larger than the sum of its proper divisors (41890020507).

86138432613 is a wasteful number, since it uses less digits than its factorization.

86138432613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7114 (or 7108 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The spelling of 86138432613 in words is "eighty-six billion, one hundred thirty-eight million, four hundred thirty-two thousand, six hundred thirteen".