86566247769345 has 32 divisors (see below), whose sum is σ = 144531914637312. Its totient is φ = 44160134918592.

The previous prime is 86566247769269. The next prime is 86566247769431. The reversal of 86566247769345 is 54396774266568.

It is not a de Polignac number, because 86566247769345 - 2¹⁶ = 86566247703809 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9412204 + ... + 16177826.

It is an arithmetic number, because the mean of its divisors is an integer number (4516622332416).

Almost surely, 2^{86566247769345} is an apocalyptic number.

It is an amenable number.

86566247769345 is a deficient number, since it is larger than the sum of its proper divisors (57965666867967).

86566247769345 is a wasteful number, since it uses less digits than its factorization.

86566247769345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6802741.

The product of its digits is 10973491200, while the sum is 78.

The spelling of 86566247769345 in words is "eighty-six trillion, five hundred sixty-six billion, two hundred forty-seven million, seven hundred sixty-nine thousand, three hundred forty-five".