5056556650521 has 8 divisors (see below), whose sum is σ = 6742094765280. Its totient is φ = 3371028151392.

The previous prime is 5056556650391. The next prime is 5056556650547. The reversal of 5056556650521 is 1250566556505.

It is a happy number.

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

It is not a de Polignac number, because 5056556650521 - 2²⁷ = 5056422432793 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5056556650591) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1071355 + ... + 3355728.

It is an arithmetic number, because the mean of its divisors is an integer number (842761845660).

Almost surely, 2^{5056556650521} is an apocalyptic number.

It is an amenable number.

5056556650521 is a deficient number, since it is larger than the sum of its proper divisors (1685538114759).

5056556650521 is a wasteful number, since it uses less digits than its factorization.

5056556650521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4807815.

The product of its (nonzero) digits is 6750000, while the sum is 51.

The spelling of 5056556650521 in words is "five trillion, fifty-six billion, five hundred fifty-six million, six hundred fifty thousand, five hundred twenty-one".