5057313821 has 4 divisors (see below), whose sum is σ = 5779787232. Its totient is φ = 4334840412.

The previous prime is 5057313817. The next prime is 5057313823. The reversal of 5057313821 is 1283137505.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5057313821 - 2² = 5057313817 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5057313823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361236695 + ... + 361236708.

It is an arithmetic number, because the mean of its divisors is an integer number (1444946808).

Almost surely, 2^5057313821 is an apocalyptic number.

It is an amenable number.

5057313821 is a deficient number, since it is larger than the sum of its proper divisors (722473411).

5057313821 is an equidigital number, since it uses as much as digits as its factorization.

5057313821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722473410.

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 5057313821 is about 71114.7932641304. The cubic root of 5057313821 is about 1716.4848234484.

The spelling of 5057313821 in words is "five billion, fifty-seven million, three hundred thirteen thousand, eight hundred twenty-one".