5157204621 has 16 divisors (see below), whose sum is σ = 6919810560. Its totient is φ = 3416396720.

The previous prime is 5157204617. The next prime is 5157204629. The reversal of 5157204621 is 1264027515.

5157204621 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 5157204621 - 2² = 5157204617 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5157204629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 969856 + ... + 975158.

It is an arithmetic number, because the mean of its divisors is an integer number (432488160).

Almost surely, 2^5157204621 is an apocalyptic number.

It is an amenable number.

5157204621 is a deficient number, since it is larger than the sum of its proper divisors (1762605939).

5157204621 is a wasteful number, since it uses less digits than its factorization.

5157204621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7296.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 5157204621 is about 71813.6799015341. The cubic root of 5157204621 is about 1727.7124164412.

The spelling of 5157204621 in words is "five billion, one hundred fifty-seven million, two hundred four thousand, six hundred twenty-one".