86868027621528 has 32 divisors (see below), whose sum is σ = 217977392746800. Its totient is φ = 28848366048128.

The previous prime is 86868027621511. The next prime is 86868027621547. The reversal of 86868027621528 is 82512672086868.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6727690851 + ... + 6727703762.

Almost surely, 2^{86868027621528} is an apocalyptic number.

It is an amenable number.

86868027621528 is an abundant number, since it is smaller than the sum of its proper divisors (131109365125272).

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

86868027621528 is a wasteful number, since it uses less digits than its factorization.

86868027621528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13455394891 (or 13455394887 counting only the distinct ones).

The product of its (nonzero) digits is 247726080, while the sum is 69.

The spelling of 86868027621528 in words is "eighty-six trillion, eight hundred sixty-eight billion, twenty-seven million, six hundred twenty-one thousand, five hundred twenty-eight".