2563514728 has 32 divisors (see below), whose sum is σ = 5125982400. Its totient is φ = 1197672192.

The previous prime is 2563514719. The next prime is 2563514731. The reversal of 2563514728 is 8274153652.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48900 + ... + 86707.

It is an arithmetic number, because the mean of its divisors is an integer number (160186950).

Almost surely, 2^2563514728 is an apocalyptic number.

It is an amenable number.

2563514728 is a deficient number, since it is larger than the sum of its proper divisors (2562467672).

2563514728 is a wasteful number, since it uses less digits than its factorization.

2563514728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135769 (or 135765 counting only the distinct ones).

The product of its digits is 403200, while the sum is 43.

The square root of 2563514728 is about 50631.1636050368. The cubic root of 2563514728 is about 1368.6065231676.

The spelling of 2563514728 in words is "two billion, five hundred sixty-three million, five hundred fourteen thousand, seven hundred twenty-eight".