5201510057021 has 8 divisors (see below), whose sum is σ = 5293297763424. Its totient is φ = 5110138622160.

The previous prime is 5201510056997. The next prime is 5201510057027. The reversal of 5201510057021 is 1207500151025.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5201510057021 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5201510057027) 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 7 ways as a sum of consecutive naturals, for example, 104042675 + ... + 104092656.

It is an arithmetic number, because the mean of its divisors is an integer number (661662220428).

Almost surely, 2^{5201510057021} is an apocalyptic number.

It is an amenable number.

5201510057021 is a deficient number, since it is larger than the sum of its proper divisors (91787706403).

5201510057021 is a wasteful number, since it uses less digits than its factorization.

5201510057021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208135771.

The product of its (nonzero) digits is 3500, while the sum is 29.

The spelling of 5201510057021 in words is "five trillion, two hundred one billion, five hundred ten million, fifty-seven thousand, twenty-one".