1556425060 has 48 divisors (see below), whose sum is σ = 3394847232. Its totient is φ = 598752000.

The previous prime is 1556425001. The next prime is 1556425063. The reversal of 1556425060 is 605246551.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1556425063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93360 + ... + 108760.

It is an arithmetic number, because the mean of its divisors is an integer number (70725984).

Almost surely, 2^1556425060 is an apocalyptic number.

1556425060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1556425060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1697423616).

1556425060 is an abundant number, since it is smaller than the sum of its proper divisors (1838422172).

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

1556425060 is a wasteful number, since it uses less digits than its factorization.

1556425060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15604 (or 15602 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The square root of 1556425060 is about 39451.5533281010. The cubic root of 1556425060 is about 1158.8913952703.

The spelling of 1556425060 in words is "one billion, five hundred fifty-six million, four hundred twenty-five thousand, sixty".