2257648803 has 12 divisors (see below), whose sum is σ = 3269657560. Its totient is φ = 1501125696.

The previous prime is 2257648781. The next prime is 2257648829. The reversal of 2257648803 is 3088467522.

It is not a de Polignac number, because 2257648803 - 2²⁵ = 2224094371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2257648303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327526 + ... + 334347.

Almost surely, 2^2257648803 is an apocalyptic number.

2257648803 is a deficient number, since it is larger than the sum of its proper divisors (1012008757).

2257648803 is a wasteful number, since it uses less digits than its factorization.

2257648803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662258 (or 662255 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 2257648803 is about 47514.7219606724. The cubic root of 2257648803 is about 1311.8538721209.

The spelling of 2257648803 in words is "two billion, two hundred fifty-seven million, six hundred forty-eight thousand, eight hundred three".