86119525278 has 24 divisors (see below), whose sum is σ = 194705014608. Its totient is φ = 27458399232.

The previous prime is 86119525277. The next prime is 86119525279. The reversal of 86119525278 is 87252591168.

86119525278 is a `hidden beast` number, since 8 + 61 + 1 + 9 + 52 + 527 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (86119525277) and next prime (86119525279).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86119525277) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 104008675 + ... + 104009502.

It is an arithmetic number, because the mean of its divisors is an integer number (8112708942).

Almost surely, 2^86119525278 is an apocalyptic number.

86119525278 is an abundant number, since it is smaller than the sum of its proper divisors (108585489330).

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

86119525278 is a wasteful number, since it uses less digits than its factorization.

86119525278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208018208 (or 208018205 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 54.

The spelling of 86119525278 in words is "eighty-six billion, one hundred nineteen million, five hundred twenty-five thousand, two hundred seventy-eight".