5006651666000 has 40 divisors (see below), whose sum is σ = 12106083733224. Its totient is φ = 2002660665600.

The previous prime is 5006651665979. The next prime is 5006651666021. The reversal of 5006651666000 is 6661566005.

It is an interprime number because it is at equal distance from previous prime (5006651665979) and next prime (5006651666021).

It can be written as a sum of positive squares in 4 ways, for example, as 1490186615824 + 3516465050176 = 1220732^2 + 1875224^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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, 1251660917 + ... + 1251664916.

Almost surely, 2^{5006651666000} is an apocalyptic number.

5006651666000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

5006651666000 is an abundant number, since it is smaller than the sum of its proper divisors (7099432067224).

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

5006651666000 is a wasteful number, since it uses less digits than its factorization.

5006651666000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2503325856 (or 2503325840 counting only the distinct ones).

The product of its (nonzero) digits is 194400, while the sum is 41.

The spelling of 5006651666000 in words is "five trillion, six billion, six hundred fifty-one million, six hundred sixty-six thousand".