255038663 has 8 divisors (see below), whose sum is σ = 279780480. Its totient is φ = 230556280.

The previous prime is 255038659. The next prime is 255038677. The reversal of 255038663 is 366830552.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 255038663 - 2² = 255038659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255038363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62795 + ... + 66732.

It is an arithmetic number, because the mean of its divisors is an integer number (34972560).

Almost surely, 2^255038663 is an apocalyptic number.

255038663 is a deficient number, since it is larger than the sum of its proper divisors (24741817).

255038663 is a wasteful number, since it uses less digits than its factorization.

255038663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129717.

The product of its (nonzero) digits is 129600, while the sum is 38.

The square root of 255038663 is about 15969.9299622760. The cubic root of 255038663 is about 634.1646178961.

The spelling of 255038663 in words is "two hundred fifty-five million, thirty-eight thousand, six hundred sixty-three".