86580650979 has 32 divisors (see below), whose sum is σ = 128828447040. Its totient is φ = 57468393216.

The previous prime is 86580650957. The next prime is 86580650983. The reversal of 86580650979 is 97905608568.

86580650979 is a `hidden beast` number, since 8 + 6 + 58 + 0 + 6 + 509 + 79 = 666.

It is not a de Polignac number, because 86580650979 - 2³³ = 77990716387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (86580650279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12060039 + ... + 12067215.

It is an arithmetic number, because the mean of its divisors is an integer number (4025888970).

Almost surely, 2^86580650979 is an apocalyptic number.

86580650979 is a deficient number, since it is larger than the sum of its proper divisors (42247796061).

86580650979 is a wasteful number, since it uses less digits than its factorization.

86580650979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9076 (or 9070 counting only the distinct ones).

The product of its (nonzero) digits is 32659200, while the sum is 63.

The spelling of 86580650979 in words is "eighty-six billion, five hundred eighty million, six hundred fifty thousand, nine hundred seventy-nine".