2555131322313 has 64 divisors (see below), whose sum is σ = 4068386403840. Its totient is φ = 1579127961600.

The previous prime is 2555131322291. The next prime is 2555131322369. The reversal of 2555131322313 is 3132231315552.

2555131322313 is a `hidden beast` number, since 2 + 5 + 5 + 5 + 1 + 313 + 22 + 313 = 666.

It is not a de Polignac number, because 2555131322313 - 2²⁵ = 2555097767881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2555131324313) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 34539981 + ... + 34613877.

It is an arithmetic number, because the mean of its divisors is an integer number (63568537560).

Almost surely, 2^{2555131322313} is an apocalyptic number.

It is an amenable number.

2555131322313 is a deficient number, since it is larger than the sum of its proper divisors (1513255081527).

2555131322313 is a wasteful number, since it uses less digits than its factorization.

2555131322313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75055 (or 75049 counting only the distinct ones).

The product of its digits is 81000, while the sum is 36.

Adding to 2555131322313 its reverse (3132231315552), we get a palindrome (5687362637865).

The spelling of 2555131322313 in words is "two trillion, five hundred fifty-five billion, one hundred thirty-one million, three hundred twenty-two thousand, three hundred thirteen".