86090725992 has 32 divisors (see below), whose sum is σ = 217645099200. Its totient is φ = 28374470784.

The previous prime is 86090725991. The next prime is 86090726009. The reversal of 86090725992 is 29952709068.

It is a super-2 number, since 2×86090725992² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (86090725991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20150188 + ... + 20154459.

It is an arithmetic number, because the mean of its divisors is an integer number (6801409350).

Almost surely, 2^86090725992 is an apocalyptic number.

It is an amenable number.

86090725992 is an abundant number, since it is smaller than the sum of its proper divisors (131554373208).

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

86090725992 is a wasteful number, since it uses less digits than its factorization.

86090725992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40304745 (or 40304741 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 57.

The spelling of 86090725992 in words is "eighty-six billion, ninety million, seven hundred twenty-five thousand, nine hundred ninety-two".