255155655 has 16 divisors (see below), whose sum is σ = 429736320. Its totient is φ = 128920608.

The previous prime is 255155639. The next prime is 255155671. The reversal of 255155655 is 556551552.

It is an interprime number because it is at equal distance from previous prime (255155639) and next prime (255155671).

It is not a de Polignac number, because 255155655 - 2⁴ = 255155639 is a prime.

It is a congruent number.

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, 447357 + ... + 447926.

It is an arithmetic number, because the mean of its divisors is an integer number (26858520).

Almost surely, 2^255155655 is an apocalyptic number.

255155655 is a deficient number, since it is larger than the sum of its proper divisors (174580665).

255155655 is a wasteful number, since it uses less digits than its factorization.

255155655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895310.

The product of its digits is 187500, while the sum is 39.

The square root of 255155655 is about 15973.5924262515. The cubic root of 255155655 is about 634.2615716213.

The spelling of 255155655 in words is "two hundred fifty-five million, one hundred fifty-five thousand, six hundred fifty-five".