86191398792417 has 8 divisors (see below), whose sum is σ = 114931254913920. Its totient is φ = 57456237599600.

The previous prime is 86191398792397. The next prime is 86191398792427. The reversal of 86191398792417 is 71429789319168.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 86191398792417 - 2²⁴ = 86191382015201 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86191398792427) 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, 1173689334 + ... + 1173762767.

It is an arithmetic number, because the mean of its divisors is an integer number (14366406864240).

Almost surely, 2^{86191398792417} is an apocalyptic number.

It is an amenable number.

86191398792417 is a deficient number, since it is larger than the sum of its proper divisors (28739856121503).

86191398792417 is a wasteful number, since it uses less digits than its factorization.

86191398792417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2347464343.

The product of its digits is 329204736, while the sum is 75.

The spelling of 86191398792417 in words is "eighty-six trillion, one hundred ninety-one billion, three hundred ninety-eight million, seven hundred ninety-two thousand, four hundred seventeen".