2556432350 has 12 divisors (see below), whose sum is σ = 4754964264. Its totient is φ = 1022572920.

The previous prime is 2556432289. The next prime is 2556432353. The reversal of 2556432350 is 532346552.

It is a self number, because there is not a number n which added to its sum of digits gives 2556432350.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2556432353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25564274 + ... + 25564373.

It is an arithmetic number, because the mean of its divisors is an integer number (396247022).

Almost surely, 2^2556432350 is an apocalyptic number.

2556432350 is a deficient number, since it is larger than the sum of its proper divisors (2198531914).

2556432350 is a wasteful number, since it uses less digits than its factorization.

2556432350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51128659 (or 51128654 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

The square root of 2556432350 is about 50561.1743336723. The cubic root of 2556432350 is about 1367.3449831914.

The spelling of 2556432350 in words is "two billion, five hundred fifty-six million, four hundred thirty-two thousand, three hundred fifty".