2057564250 has 96 divisors (see below), whose sum is σ = 6358510080. Its totient is φ = 470296800.

The previous prime is 2057564237. The next prime is 2057564279. The reversal of 2057564250 is 524657502.

2057564250 is a `hidden beast` number, since 2 + 0 + 5 + 7 + 5 + 642 + 5 + 0 = 666.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 49570 + ... + 81069.

It is an arithmetic number, because the mean of its divisors is an integer number (66234480).

Almost surely, 2^2057564250 is an apocalyptic number.

2057564250 is an abundant number, since it is smaller than the sum of its proper divisors (4300945830).

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

2057564250 is a wasteful number, since it uses less digits than its factorization.

2057564250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130669 (or 130656 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 36.

The square root of 2057564250 is about 45360.3819428364. The cubic root of 2057564250 is about 1271.8946342354.

The spelling of 2057564250 in words is "two billion, fifty-seven million, five hundred sixty-four thousand, two hundred fifty".