255587103939 has 4 divisors (see below), whose sum is σ = 340782805256. Its totient is φ = 170391402624.

The previous prime is 255587103929. The next prime is 255587103949. The reversal of 255587103939 is 939301785552.

255587103939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (255587103929) and next prime (255587103949).

It is not a de Polignac number, because 255587103939 - 2²³ = 255578715331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255587103929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42597850654 + ... + 42597850659.

It is an arithmetic number, because the mean of its divisors is an integer number (85195701314).

Almost surely, 2^255587103939 is an apocalyptic number.

255587103939 is a deficient number, since it is larger than the sum of its proper divisors (85195701317).

255587103939 is an equidigital number, since it uses as much as digits as its factorization.

255587103939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85195701316.

The product of its (nonzero) digits is 10206000, while the sum is 57.

The spelling of 255587103939 in words is "two hundred fifty-five billion, five hundred eighty-seven million, one hundred three thousand, nine hundred thirty-nine".