86256715066458 has 32 divisors (see below), whose sum is σ = 182946242096640. Its totient is φ = 27018713456640.

The previous prime is 86256715066427. The next prime is 86256715066481. The reversal of 86256715066458 is 85466051765268.

It is a super-2 number, since 2×86256715066458² (a number of 29 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 86256715066392 and 86256715066401.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 659571178 + ... + 659701941.

It is an arithmetic number, because the mean of its divisors is an integer number (5717070065520).

Almost surely, 2^{86256715066458} is an apocalyptic number.

86256715066458 is an abundant number, since it is smaller than the sum of its proper divisors (96689527030182).

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

86256715066458 is a wasteful number, since it uses less digits than its factorization.

86256715066458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1319273782.

The product of its (nonzero) digits is 580608000, while the sum is 69.

The spelling of 86256715066458 in words is "eighty-six trillion, two hundred fifty-six billion, seven hundred fifteen million, sixty-six thousand, four hundred fifty-eight".