255050055 has 24 divisors (see below), whose sum is σ = 476094528. Its totient is φ = 125562816.

The previous prime is 255050027. The next prime is 255050063. The reversal of 255050055 is 550050552.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-255050055 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217407 + ... + 218576.

It is an arithmetic number, because the mean of its divisors is an integer number (19837272).

Almost surely, 2^255050055 is an apocalyptic number.

255050055 is a deficient number, since it is larger than the sum of its proper divisors (221044473).

255050055 is a wasteful number, since it uses less digits than its factorization.

255050055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436007 (or 436004 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 27.

The square root of 255050055 is about 15970.2866286113. The cubic root of 255050055 is about 634.1740599884.

The spelling of 255050055 in words is "two hundred fifty-five million, fifty thousand, fifty-five".