5021251920456 has 64 divisors (see below), whose sum is σ = 12694712040000. Its totient is φ = 1654874597376.

The previous prime is 5021251920413. The next prime is 5021251920467. The reversal of 5021251920456 is 6540291521205.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83464035 + ... + 83524173.

It is an arithmetic number, because the mean of its divisors is an integer number (198354875625).

Almost surely, 2^{5021251920456} is an apocalyptic number.

It is an amenable number.

5021251920456 is an abundant number, since it is smaller than the sum of its proper divisors (7673460119544).

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

5021251920456 is a wasteful number, since it uses less digits than its factorization.

5021251920456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99326 (or 99322 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 42.

The spelling of 5021251920456 in words is "five trillion, twenty-one billion, two hundred fifty-one million, nine hundred twenty thousand, four hundred fifty-six".