86501697165 has 48 divisors (see below), whose sum is σ = 168490288512. Its totient is φ = 40733903232.

The previous prime is 86501697133. The next prime is 86501697167. The reversal of 86501697165 is 56179610568.

86501697165 is a `hidden beast` number, since 8 + 6 + 501 + 6 + 9 + 71 + 65 = 666.

It is not a de Polignac number, because 86501697165 - 2⁵ = 86501697133 is a prime.

It is a super-2 number, since 2×86501697165² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86501697167) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3201027 + ... + 3227936.

It is an arithmetic number, because the mean of its divisors is an integer number (3510214344).

Almost surely, 2^86501697165 is an apocalyptic number.

It is an amenable number.

86501697165 is a deficient number, since it is larger than the sum of its proper divisors (81988591347).

86501697165 is a wasteful number, since it uses less digits than its factorization.

86501697165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6429010 (or 6429007 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 54.

The spelling of 86501697165 in words is "eighty-six billion, five hundred one million, six hundred ninety-seven thousand, one hundred sixty-five".