2564205248 has 28 divisors (see below), whose sum is σ = 5550923112. Its totient is φ = 1165547520.

The previous prime is 2564205223. The next prime is 2564205253. The reversal of 2564205248 is 8425024652.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1820465 + ... + 1821872.

It is an arithmetic number, because the mean of its divisors is an integer number (198247254).

Almost surely, 2^2564205248 is an apocalyptic number.

It is an amenable number.

2564205248 is an abundant number, since it is smaller than the sum of its proper divisors (2986717864).

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

2564205248 is a wasteful number, since it uses less digits than its factorization.

2564205248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3642360 (or 3642350 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 38.

The square root of 2564205248 is about 50637.9822662791. The cubic root of 2564205248 is about 1368.7293968306.

The spelling of 2564205248 in words is "two billion, five hundred sixty-four million, two hundred five thousand, two hundred forty-eight".