2556320350 has 24 divisors (see below), whose sum is σ = 4759336008. Its totient is φ = 1021543200.

The previous prime is 2556320329. The next prime is 2556320381. The reversal of 2556320350 is 530236552.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 28957 + ... + 77143.

It is an arithmetic number, because the mean of its divisors is an integer number (198305667).

Almost surely, 2^2556320350 is an apocalyptic number.

2556320350 is a deficient number, since it is larger than the sum of its proper divisors (2203015658).

2556320350 is a wasteful number, since it uses less digits than its factorization.

2556320350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49260 (or 49255 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

The square root of 2556320350 is about 50560.0667523294. The cubic root of 2556320350 is about 1367.3250146241.

The spelling of 2556320350 in words is "two billion, five hundred fifty-six million, three hundred twenty thousand, three hundred fifty".