556325253 has 40 divisors (see below), whose sum is σ = 910125216. Its totient is φ = 335858400.

The previous prime is 556325251. The next prime is 556325281. The reversal of 556325253 is 352523655.

556325253 is a `hidden beast` number, since 556 + 3 + 2 + 52 + 53 = 666.

It is not a de Polignac number, because 556325253 - 2¹ = 556325251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556325251) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 259998 + ... + 262128.

Almost surely, 2^556325253 is an apocalyptic number.

It is an amenable number.

556325253 is a deficient number, since it is larger than the sum of its proper divisors (353799963).

556325253 is a wasteful number, since it uses less digits than its factorization.

556325253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2447 (or 2438 counting only the distinct ones).

The product of its digits is 135000, while the sum is 36.

The square root of 556325253 is about 23586.5481365968. The cubic root of 556325253 is about 822.4501636763.

The spelling of 556325253 in words is "five hundred fifty-six million, three hundred twenty-five thousand, two hundred fifty-three".