6600040064986 has 8 divisors (see below), whose sum is σ = 9900316950804. Its totient is φ = 3299934414720.

The previous prime is 6600040064941. The next prime is 6600040065007. The reversal of 6600040064986 is 6894600400066.

It can be written as a sum of positive squares in 2 ways, for example, as 5752471261761 + 847568803225 = 2398431^2 + 920635^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42712485 + ... + 42866728.

Almost surely, 2^{6600040064986} is an apocalyptic number.

6600040064986 is a deficient number, since it is larger than the sum of its proper divisors (3300276885818).

6600040064986 is a wasteful number, since it uses less digits than its factorization.

6600040064986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85617776.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 6600040064986 in words is "six trillion, six hundred billion, forty million, sixty-four thousand, nine hundred eighty-six".