86129527412 has 48 divisors (see below), whose sum is σ = 158103708672. Its totient is φ = 41007133440.

The previous prime is 86129527349. The next prime is 86129527427. The reversal of 86129527412 is 21472592168.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1983728 + ... + 2026680.

It is an arithmetic number, because the mean of its divisors is an integer number (3293827264).

Almost surely, 2^86129527412 is an apocalyptic number.

It is an amenable number.

86129527412 is a deficient number, since it is larger than the sum of its proper divisors (71974181260).

86129527412 is a wasteful number, since it uses less digits than its factorization.

86129527412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43248 (or 43246 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The spelling of 86129527412 in words is "eighty-six billion, one hundred twenty-nine million, five hundred twenty-seven thousand, four hundred twelve".