556151128 has 64 divisors (see below), whose sum is σ = 1196697600. Its totient is φ = 240174720.

The previous prime is 556151119. The next prime is 556151131. The reversal of 556151128 is 821151655.

It is a junction number, because it is equal to n+sod(n) for n = 556151093 and 556151102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162313 + ... + 165703.

It is an arithmetic number, because the mean of its divisors is an integer number (18698400).

Almost surely, 2^556151128 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 556151128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (598348800).

556151128 is an abundant number, since it is smaller than the sum of its proper divisors (640546472).

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

556151128 is a wasteful number, since it uses less digits than its factorization.

556151128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512 (or 3508 counting only the distinct ones).

The product of its digits is 12000, while the sum is 34.

The square root of 556151128 is about 23582.8566547821. The cubic root of 556151128 is about 822.3643481229.

The spelling of 556151128 in words is "five hundred fifty-six million, one hundred fifty-one thousand, one hundred twenty-eight".