5555556020 has 48 divisors (see below), whose sum is σ = 13380544128. Its totient is φ = 1898017920.

The previous prime is 5555556001. The next prime is 5555556067. The reversal of 5555556020 is 206555555.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30491 + ... + 109730.

It is an arithmetic number, because the mean of its divisors is an integer number (278761336).

Almost surely, 2^5555556020 is an apocalyptic number.

It is an amenable number.

5555556020 is an abundant number, since it is smaller than the sum of its proper divisors (7824988108).

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

5555556020 is a wasteful number, since it uses less digits than its factorization.

5555556020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140520 (or 140518 counting only the distinct ones).

The product of its (nonzero) digits is 187500, while the sum is 38.

The square root of 5555556020 is about 74535.6023655810. The cubic root of 5555556020 is about 1771.0976646589.

The spelling of 5555556020 in words is "five billion, five hundred fifty-five million, five hundred fifty-six thousand, twenty".