86787759597 has 32 divisors (see below), whose sum is σ = 144784088064. Its totient is φ = 44924073600.

The previous prime is 86787759589. The next prime is 86787759659. The reversal of 86787759597 is 79595778768.

It is not a de Polignac number, because 86787759597 - 2³ = 86787759589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86787757597) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 603603 + ... + 733424.

It is an arithmetic number, because the mean of its divisors is an integer number (4524502752).

Almost surely, 2^86787759597 is an apocalyptic number.

It is an amenable number.

86787759597 is a deficient number, since it is larger than the sum of its proper divisors (57996328467).

86787759597 is a wasteful number, since it uses less digits than its factorization.

86787759597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337329.

The product of its digits is 1867017600, while the sum is 78.

The spelling of 86787759597 in words is "eighty-six billion, seven hundred eighty-seven million, seven hundred fifty-nine thousand, five hundred ninety-seven".