86502011247 has 6 divisors (see below), whose sum is σ = 124947349592. Its totient is φ = 57668007492.

The previous prime is 86502011237. The next prime is 86502011261. The reversal of 86502011247 is 74211020568.

It is not a de Polignac number, because 86502011247 - 2¹⁹ = 86501486959 is a prime.

It is a super-2 number, since 2×86502011247² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86502011237) 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, 4805667283 + ... + 4805667300.

Almost surely, 2^86502011247 is an apocalyptic number.

86502011247 is a deficient number, since it is larger than the sum of its proper divisors (38445338345).

86502011247 is a wasteful number, since it uses less digits than its factorization.

86502011247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9611334589 (or 9611334586 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 36.

The spelling of 86502011247 in words is "eighty-six billion, five hundred two million, eleven thousand, two hundred forty-seven".