86615266081345 has 16 divisors (see below), whose sum is σ = 105589696096512. Its totient is φ = 68195395255680.

The previous prime is 86615266081339. The next prime is 86615266081369. The reversal of 86615266081345 is 54318066251668.

It is not a de Polignac number, because 86615266081345 - 2⁷ = 86615266081217 is a prime.

It is a Duffinian number.

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, 256096771 + ... + 256434760.

It is an arithmetic number, because the mean of its divisors is an integer number (6599356006032).

Almost surely, 2^{86615266081345} is an apocalyptic number.

It is an amenable number.

86615266081345 is a deficient number, since it is larger than the sum of its proper divisors (18974430015167).

86615266081345 is a wasteful number, since it uses less digits than its factorization.

86615266081345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512532072.

The product of its (nonzero) digits is 49766400, while the sum is 61.

The spelling of 86615266081345 in words is "eighty-six trillion, six hundred fifteen billion, two hundred sixty-six million, eighty-one thousand, three hundred forty-five".