5164442220 has 72 divisors (see below), whose sum is σ = 16821335664. Its totient is φ = 1180443264.

The previous prime is 5164442219. The next prime is 5164442237. The reversal of 5164442220 is 222444615.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 875367 + ... + 881246.

It is an arithmetic number, because the mean of its divisors is an integer number (233629662).

Almost surely, 2^5164442220 is an apocalyptic number.

It is an amenable number.

5164442220 is an abundant number, since it is smaller than the sum of its proper divisors (11656893444).

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

5164442220 is a wasteful number, since it uses less digits than its factorization.

5164442220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1756639 (or 1756630 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 5164442220 is about 71864.0537403784. The cubic root of 5164442220 is about 1728.5202600665.

Adding to 5164442220 its reverse (222444615), we get a palindrome (5386886835).

The spelling of 5164442220 in words is "five billion, one hundred sixty-four million, four hundred forty-two thousand, two hundred twenty".