5646504220 has 72 divisors (see below), whose sum is σ = 13821328080. Its totient is φ = 1932053760.

The previous prime is 5646504203. The next prime is 5646504221. The reversal of 5646504220 is 224056465.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5646504221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 505051 + ... + 516109.

It is an arithmetic number, because the mean of its divisors is an integer number (191962890).

Almost surely, 2^5646504220 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5646504220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6910664040).

5646504220 is an abundant number, since it is smaller than the sum of its proper divisors (8174823860).

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

5646504220 is a wasteful number, since it uses less digits than its factorization.

5646504220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11603 (or 11594 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 5646504220 is about 75143.2247112140. The cubic root of 5646504220 is about 1780.7100878553.

The spelling of 5646504220 in words is "five billion, six hundred forty-six million, five hundred four thousand, two hundred twenty".