255376155 has 32 divisors (see below), whose sum is σ = 415471680. Its totient is φ = 133928960.

The previous prime is 255376139. The next prime is 255376181. The reversal of 255376155 is 551673552.

It is not a de Polignac number, because 255376155 - 2⁴ = 255376139 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 310645 + ... + 311465.

It is an arithmetic number, because the mean of its divisors is an integer number (12983490).

Almost surely, 2^255376155 is an apocalyptic number.

255376155 is a deficient number, since it is larger than the sum of its proper divisors (160095525).

255376155 is a wasteful number, since it uses less digits than its factorization.

255376155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1151.

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

The square root of 255376155 is about 15980.4929523466. The cubic root of 255376155 is about 634.4442240620. Note that the first 3 decimals are identical.

The spelling of 255376155 in words is "two hundred fifty-five million, three hundred seventy-six thousand, one hundred fifty-five".