2556030650 has 48 divisors (see below), whose sum is σ = 4843377504. Its totient is φ = 1003404480.

The previous prime is 2556030649. The next prime is 2556030661. The reversal of 2556030650 is 560306552.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 649589 + ... + 653511.

It is an arithmetic number, because the mean of its divisors is an integer number (100903698).

Almost surely, 2^2556030650 is an apocalyptic number.

2556030650 is a deficient number, since it is larger than the sum of its proper divisors (2287346854).

2556030650 is a wasteful number, since it uses less digits than its factorization.

2556030650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4175 (or 4170 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 32.

The square root of 2556030650 is about 50557.2017619646. The cubic root of 2556030650 is about 1367.2733610795.

The spelling of 2556030650 in words is "two billion, five hundred fifty-six million, thirty thousand, six hundred fifty".