5583172821 has 8 divisors (see below), whose sum is σ = 7512526560. Its totient is φ = 3687967152.

The previous prime is 5583172807. The next prime is 5583172823. The reversal of 5583172821 is 1282713855.

5583172821 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-5583172821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5583172823) 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, 8536635 + ... + 8537288.

It is an arithmetic number, because the mean of its divisors is an integer number (939065820).

Almost surely, 2^5583172821 is an apocalyptic number.

It is an amenable number.

5583172821 is a deficient number, since it is larger than the sum of its proper divisors (1929353739).

5583172821 is a wasteful number, since it uses less digits than its factorization.

5583172821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17074035.

The product of its digits is 134400, while the sum is 42.

The square root of 5583172821 is about 74720.6318295021. The cubic root of 5583172821 is about 1774.0275380453.

The spelling of 5583172821 in words is "five billion, five hundred eighty-three million, one hundred seventy-two thousand, eight hundred twenty-one".