86624664004 has 12 divisors (see below), whose sum is σ = 151610573884. Its totient is φ = 43307357184.

The previous prime is 86624663971. The next prime is 86624664029. The reversal of 86624664004 is 40046642668.

It can be written as a sum of positive squares in 2 ways, for example, as 55946440900 + 30678223104 = 236530^2 + 175152^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1204389 + ... + 1274284.

Almost surely, 2^86624664004 is an apocalyptic number.

It is an amenable number.

86624664004 is a deficient number, since it is larger than the sum of its proper divisors (64985909880).

86624664004 is a wasteful number, since it uses less digits than its factorization.

86624664004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2487414 (or 2487412 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 86624664004 in words is "eighty-six billion, six hundred twenty-four million, six hundred sixty-four thousand, four".