86409123232768 has 88 divisors (see below), whose sum is σ = 197419190639072. Its totient is φ = 37030781435904.

The previous prime is 86409123232721. The next prime is 86409123232799. The reversal of 86409123232768 is 86723232190468.

It is a congruent number.

It is an unprimeable number.

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, 162570130 + ... + 163100782.

Almost surely, 2^{86409123232768} is an apocalyptic number.

It is an amenable number.

86409123232768 is an abundant number, since it is smaller than the sum of its proper divisors (111010067406304).

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

86409123232768 is a wasteful number, since it uses less digits than its factorization.

86409123232768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 553397 (or 553379 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 61.

The spelling of 86409123232768 in words is "eighty-six trillion, four hundred nine billion, one hundred twenty-three million, two hundred thirty-two thousand, seven hundred sixty-eight".