5556625920 has 400 divisors, whose sum is σ = 20153852928. Its totient is φ = 1463132160.

The previous prime is 5556625909. The next prime is 5556625957. The reversal of 5556625920 is 295266555.

5556625920 is a `hidden beast` number, since 5 + 5 + 56 + 6 + 2 + 592 + 0 = 666.

It is a super-2 number, since 2×5556625920² = 61752183229631692800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 26334615 + ... + 26334825.

Almost surely, 2^5556625920 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 5556625920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10076926464).

5556625920 is an abundant number, since it is smaller than the sum of its proper divisors (14597227008).

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

5556625920 is a wasteful number, since it uses less digits than its factorization.

5556625920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 348 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The square root of 5556625920 is about 74542.7791271562. The cubic root of 5556625920 is about 1771.2113511952.

The spelling of 5556625920 in words is "five billion, five hundred fifty-six million, six hundred twenty-five thousand, nine hundred twenty".