86587294293 has 6 divisors (see below), whose sum is σ = 125070536214. Its totient is φ = 57724862856.

The previous prime is 86587294289. The next prime is 86587294309. The reversal of 86587294293 is 39249278568.

86587294293 is a `hidden beast` number, since 8 + 6 + 58 + 7 + 294 + 293 = 666.

It can be written as a sum of positive squares in only one way, i.e., 83464943409 + 3122350884 = 288903^2 + 55878^2 .

It is not a de Polignac number, because 86587294293 - 2² = 86587294289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 86587294293.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86587294223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4810405230 + ... + 4810405247.

It is an arithmetic number, because the mean of its divisors is an integer number (20845089369).

Almost surely, 2^86587294293 is an apocalyptic number.

It is an amenable number.

86587294293 is a deficient number, since it is larger than the sum of its proper divisors (38483241921).

86587294293 is a wasteful number, since it uses less digits than its factorization.

86587294293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9620810483 (or 9620810480 counting only the distinct ones).

The product of its digits is 52254720, while the sum is 63.

The spelling of 86587294293 in words is "eighty-six billion, five hundred eighty-seven million, two hundred ninety-four thousand, two hundred ninety-three".