86544236718325 has 6 divisors (see below), whose sum is σ = 107314853530754. Its totient is φ = 69235389374640.

The previous prime is 86544236718253. The next prime is 86544236718341. The reversal of 86544236718325 is 52381763244568.

It can be written as a sum of positive squares in 3 ways, for example, as 345601718641 + 86198634999684 = 587879^2 + 9284322^2 .

It is not a de Polignac number, because 86544236718325 - 2⁷ = 86544236718197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1730884734342 + ... + 1730884734391.

Almost surely, 2^{86544236718325} is an apocalyptic number.

It is an amenable number.

86544236718325 is a deficient number, since it is larger than the sum of its proper divisors (20770616812429).

86544236718325 is a wasteful number, since it uses less digits than its factorization.

86544236718325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3461769468743 (or 3461769468738 counting only the distinct ones).

The product of its digits is 232243200, while the sum is 64.

The spelling of 86544236718325 in words is "eighty-six trillion, five hundred forty-four billion, two hundred thirty-six million, seven hundred eighteen thousand, three hundred twenty-five".