5223377821 has 8 divisors (see below), whose sum is σ = 5330640224. Its totient is φ = 5116977360.

The previous prime is 5223377807. The next prime is 5223377839. The reversal of 5223377821 is 1287733225.

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

It is a cyclic number.

It is not a de Polignac number, because 5223377821 - 2⁹ = 5223377309 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 (5223377881) 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, 203235 + ... + 227488.

It is an arithmetic number, because the mean of its divisors is an integer number (666330028).

Almost surely, 2^5223377821 is an apocalyptic number.

It is an amenable number.

5223377821 is a deficient number, since it is larger than the sum of its proper divisors (107262403).

5223377821 is a wasteful number, since it uses less digits than its factorization.

5223377821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430971.

The product of its digits is 141120, while the sum is 40.

The square root of 5223377821 is about 72272.9397561771. The cubic root of 5223377821 is about 1735.0705838786.

The spelling of 5223377821 in words is "five billion, two hundred twenty-three million, three hundred seventy-seven thousand, eight hundred twenty-one".