86869995534 has 64 divisors (see below), whose sum is σ = 221134510080. Its totient is φ = 24762365280.

The previous prime is 86869995517. The next prime is 86869995557. The reversal of 86869995534 is 43559996868.

86869995534 is a `hidden beast` number, since 8 + 6 + 8 + 69 + 9 + 9 + 553 + 4 = 666.

It is a super-2 number, since 2×86869995534² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 103689 + ... + 429524.

It is an arithmetic number, because the mean of its divisors is an integer number (3455226720).

Almost surely, 2^86869995534 is an apocalyptic number.

86869995534 is an abundant number, since it is smaller than the sum of its proper divisors (134264514546).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86869995534 is a wasteful number, since it uses less digits than its factorization.

86869995534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533662 (or 533656 counting only the distinct ones).

The product of its digits is 503884800, while the sum is 72.

The spelling of 86869995534 in words is "eighty-six billion, eight hundred sixty-nine million, nine hundred ninety-five thousand, five hundred thirty-four".