2513321055 has 96 divisors (see below), whose sum is σ = 5467198464. Its totient is φ = 1081299456.

The previous prime is 2513321051. The next prime is 2513321071. The reversal of 2513321055 is 5501233152.

It is a happy number.

It is not a de Polignac number, because 2513321055 - 2² = 2513321051 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513321051) 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 95 ways as a sum of consecutive naturals, for example, 135894 + ... + 153276.

It is an arithmetic number, because the mean of its divisors is an integer number (56949984).

Almost surely, 2^2513321055 is an apocalyptic number.

2513321055 is an abundant number, since it is smaller than the sum of its proper divisors (2953877409).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2513321055 is a wasteful number, since it uses less digits than its factorization.

2513321055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17427 (or 17415 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 27.

The square root of 2513321055 is about 50133.0335706907. The cubic root of 2513321055 is about 1359.6151331310.

The spelling of 2513321055 in words is "two billion, five hundred thirteen million, three hundred twenty-one thousand, fifty-five".