86249117124 has 27 divisors (see below), whose sum is σ = 218023055887. Its totient is φ = 28749118344.

The previous prime is 86249117089. The next prime is 86249117131. The reversal of 86249117124 is 42171194268.

The square root of 86249117124 is 293682.

It is a perfect power (a square), and thus also a powerful number.

86249117124 is a `hidden beast` number, since 8 + 624 + 9 + 1 + 1 + 7 + 12 + 4 = 666.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 86249117124.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1737619 + ... + 1786565.

Almost surely, 2^86249117124 is an apocalyptic number.

86249117124 is the 293682-nd square number.

It is an amenable number.

86249117124 is an abundant number, since it is smaller than the sum of its proper divisors (131773938763).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86249117124 is an frugal number, since it uses more digits than its factorization.

86249117124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97904 (or 48952 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The spelling of 86249117124 in words is "eighty-six billion, two hundred forty-nine million, one hundred seventeen thousand, one hundred twenty-four".