2556962258 has 12 divisors (see below), whose sum is σ = 3873824970. Its totient is φ = 1265812800.

The previous prime is 2556962251. The next prime is 2556962281. The reversal of 2556962258 is 8522696552.

It can be written as a sum of positive squares in 3 ways, for example, as 2166623209 + 390339049 = 46547^2 + 19757^2 .

It is not an unprimeable number, because it can be changed into a prime (2556962251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42263 + ... + 83066.

Almost surely, 2^2556962258 is an apocalyptic number.

2556962258 is a deficient number, since it is larger than the sum of its proper divisors (1316862712).

2556962258 is a wasteful number, since it uses less digits than its factorization.

2556962258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125533 (or 125432 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 50.

The square root of 2556962258 is about 50566.4143280894. The cubic root of 2556962258 is about 1367.4394529952.

The spelling of 2556962258 in words is "two billion, five hundred fifty-six million, nine hundred sixty-two thousand, two hundred fifty-eight".