2537213613 has 16 divisors (see below), whose sum is σ = 3742474752. Its totient is φ = 1516046000.

The previous prime is 2537213611. The next prime is 2537213647. The reversal of 2537213613 is 3163127352.

It is a cyclic number.

It is not a de Polignac number, because 2537213613 - 2¹ = 2537213611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2537213611) 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 15 ways as a sum of consecutive naturals, for example, 539103 + ... + 543788.

It is an arithmetic number, because the mean of its divisors is an integer number (233904672).

Almost surely, 2^2537213613 is an apocalyptic number.

It is an amenable number.

2537213613 is a deficient number, since it is larger than the sum of its proper divisors (1205261139).

2537213613 is a wasteful number, since it uses less digits than its factorization.

2537213613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082976.

The product of its digits is 22680, while the sum is 33.

The square root of 2537213613 is about 50370.7614891814. The cubic root of 2537213613 is about 1363.9098870717.

The spelling of 2537213613 in words is "two billion, five hundred thirty-seven million, two hundred thirteen thousand, six hundred thirteen".