255563002 has 8 divisors (see below), whose sum is σ = 383756436. Its totient is φ = 127644192.

The previous prime is 255562997. The next prime is 255563003. The reversal of 255563002 is 200365552.

It can be written as a sum of positive squares in 2 ways, for example, as 253796761 + 1766241 = 15931^2 + 1329^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (255563003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66313 + ... + 70060.

Almost surely, 2^255563002 is an apocalyptic number.

255563002 is a deficient number, since it is larger than the sum of its proper divisors (128193434).

255563002 is a wasteful number, since it uses less digits than its factorization.

255563002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137312.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 255563002 is about 15986.3379796625. The cubic root of 255563002 is about 634.5989175710.

The spelling of 255563002 in words is "two hundred fifty-five million, five hundred sixty-three thousand, two".