7986187632 has 40 divisors (see below), whose sum is σ = 20688497280. Its totient is φ = 2654641600.

The previous prime is 7986187619. The next prime is 7986187669. The reversal of 7986187632 is 2367816897.

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, 214494 + ... + 248957.

It is an arithmetic number, because the mean of its divisors is an integer number (517212432).

Almost surely, 2^7986187632 is an apocalyptic number.

It is an amenable number.

7986187632 is an abundant number, since it is smaller than the sum of its proper divisors (12702309648).

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

7986187632 is a wasteful number, since it uses less digits than its factorization.

7986187632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463821 (or 463815 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 57.

The square root of 7986187632 is about 89365.4722585854. The cubic root of 7986187632 is about 1998.8483062614.

The spelling of 7986187632 in words is "seven billion, nine hundred eighty-six million, one hundred eighty-seven thousand, six hundred thirty-two".