255100773 has 4 divisors (see below), whose sum is σ = 340134368. Its totient is φ = 170067180.

The previous prime is 255100771. The next prime is 255100801. The reversal of 255100773 is 377001552.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 255100773 - 2¹ = 255100771 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 255100773.

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 3 ways as a sum of consecutive naturals, for example, 42516793 + ... + 42516798.

It is an arithmetic number, because the mean of its divisors is an integer number (85033592).

Almost surely, 2^255100773 is an apocalyptic number.

It is an amenable number.

255100773 is a deficient number, since it is larger than the sum of its proper divisors (85033595).

255100773 is an equidigital number, since it uses as much as digits as its factorization.

255100773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85033594.

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 255100773 is about 15971.8744360203. The cubic root of 255100773 is about 634.2160934475.

The spelling of 255100773 in words is "two hundred fifty-five million, one hundred thousand, seven hundred seventy-three".