2537345257 has 8 divisors (see below), whose sum is σ = 2733073920. Its totient is φ = 2348734080.

The previous prime is 2537345231. The next prime is 2537345269. The reversal of 2537345257 is 7525437352.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2537345257 - 2¹¹ = 2537343209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2537345357) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1778632 + ... + 1780057.

It is an arithmetic number, because the mean of its divisors is an integer number (341634240).

Almost surely, 2^2537345257 is an apocalyptic number.

It is an amenable number.

2537345257 is a deficient number, since it is larger than the sum of its proper divisors (195728663).

2537345257 is a wasteful number, since it uses less digits than its factorization.

2537345257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558743.

The product of its digits is 882000, while the sum is 43.

The square root of 2537345257 is about 50372.0682223790. The cubic root of 2537345257 is about 1363.9334756056.

The spelling of 2537345257 in words is "two billion, five hundred thirty-seven million, three hundred forty-five thousand, two hundred fifty-seven".