2255561431504 has 20 divisors (see below), whose sum is σ = 4370925160420. Its totient is φ = 1127580744960.

The previous prime is 2255561431499. The next prime is 2255561431511. The reversal of 2255561431504 is 4051341655522.

It can be written as a sum of positive squares in 2 ways, for example, as 1462841870400 + 792719561104 = 1209480^2 + 890348^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12405099 + ... + 12585610.

It is an arithmetic number, because the mean of its divisors is an integer number (218546258021).

Almost surely, 2^{2255561431504} is an apocalyptic number.

It is an amenable number.

2255561431504 is a deficient number, since it is larger than the sum of its proper divisors (2115363728916).

2255561431504 is a wasteful number, since it uses less digits than its factorization.

2255561431504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24996358 (or 24996352 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 2255561431504 in words is "two trillion, two hundred fifty-five billion, five hundred sixty-one million, four hundred thirty-one thousand, five hundred four".