2657875745 has 16 divisors (see below), whose sum is σ = 3803569920. Its totient is φ = 1743301824.

The previous prime is 2657875739. The next prime is 2657875777. The reversal of 2657875745 is 5475787562.

It is a cyclic number.

It is not a de Polignac number, because 2657875745 - 2²⁰ = 2656827169 is a prime.

It is an unprimeable number.

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, 1650050 + ... + 1651659.

It is an arithmetic number, because the mean of its divisors is an integer number (237723120).

Almost surely, 2^2657875745 is an apocalyptic number.

It is an amenable number.

2657875745 is a deficient number, since it is larger than the sum of its proper divisors (1145694175).

2657875745 is a wasteful number, since it uses less digits than its factorization.

2657875745 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3301744.

The product of its digits is 16464000, while the sum is 56.

The square root of 2657875745 is about 51554.5899508472. The cubic root of 2657875745 is about 1385.1970499914.

The spelling of 2657875745 in words is "two billion, six hundred fifty-seven million, eight hundred seventy-five thousand, seven hundred forty-five".