255736155 has 16 divisors (see below), whose sum is σ = 414784800. Its totient is φ = 134523648.

The previous prime is 255736139. The next prime is 255736189. The reversal of 255736155 is 551637552.

It is not a de Polignac number, because 255736155 - 2⁴ = 255736139 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115680 + ... + 117869.

It is an arithmetic number, because the mean of its divisors is an integer number (25924050).

Almost surely, 2^255736155 is an apocalyptic number.

255736155 is a deficient number, since it is larger than the sum of its proper divisors (159048645).

255736155 is a wasteful number, since it uses less digits than its factorization.

255736155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233630.

The product of its digits is 157500, while the sum is 39.

The square root of 255736155 is about 15991.7527181982. The cubic root of 255736155 is about 634.7422063078.

The spelling of 255736155 in words is "two hundred fifty-five million, seven hundred thirty-six thousand, one hundred fifty-five".