255100555 has 32 divisors (see below), whose sum is σ = 343388160. Its totient is φ = 180794880.

The previous prime is 255100543. The next prime is 255100603. The reversal of 255100555 is 555001552.

It is a happy number.

255100555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 255100555 - 2⁷ = 255100427 is a prime.

It is a super-2 number, since 2×255100555² = 130152586322616050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308052 + ... + 308878.

It is an arithmetic number, because the mean of its divisors is an integer number (10730880).

Almost surely, 2^255100555 is an apocalyptic number.

255100555 is a deficient number, since it is larger than the sum of its proper divisors (88287605).

255100555 is a wasteful number, since it uses less digits than its factorization.

255100555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1059.

The product of its (nonzero) digits is 6250, while the sum is 28.

The square root of 255100555 is about 15971.8676115225. The cubic root of 255100555 is about 634.2159127880.

The spelling of 255100555 in words is "two hundred fifty-five million, one hundred thousand, five hundred fifty-five".