255100775 has 6 divisors (see below), whose sum is σ = 316324992. Its totient is φ = 204080600.

The previous prime is 255100771. The next prime is 255100801. The reversal of 255100775 is 577001552.

It is not a de Polignac number, because 255100775 - 2² = 255100771 is a prime.

It is a super-3 number, since 3×255100775³ (a number of 26 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255100771) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5101991 + ... + 5102040.

It is an arithmetic number, because the mean of its divisors is an integer number (52720832).

Almost surely, 2^255100775 is an apocalyptic number.

255100775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

255100775 is a deficient number, since it is larger than the sum of its proper divisors (61224217).

255100775 is a wasteful number, since it uses less digits than its factorization.

255100775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10204041 (or 10204036 counting only the distinct ones).

The product of its (nonzero) digits is 12250, while the sum is 32.

The square root of 255100775 is about 15971.8744986304. The cubic root of 255100775 is about 634.2160951050.

The spelling of 255100775 in words is "two hundred fifty-five million, one hundred thousand, seven hundred seventy-five".