86126731124 has 24 divisors (see below), whose sum is σ = 172276097280. Its totient is φ = 36906605856.

The previous prime is 86126731123. The next prime is 86126731157. The reversal of 86126731124 is 42113762168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86126731123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19034 + ... + 415470.

It is an arithmetic number, because the mean of its divisors is an integer number (7178170720).

Almost surely, 2^86126731124 is an apocalyptic number.

It is an amenable number.

86126731124 is an abundant number, since it is smaller than the sum of its proper divisors (86149366156).

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

86126731124 is a wasteful number, since it uses less digits than its factorization.

86126731124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404207 (or 404205 counting only the distinct ones).

The product of its digits is 96768, while the sum is 41.

The spelling of 86126731124 in words is "eighty-six billion, one hundred twenty-six million, seven hundred thirty-one thousand, one hundred twenty-four".