2555966322 has 144 divisors (see below), whose sum is σ = 7108140312. Its totient is φ = 657538560.

The previous prime is 2555966299. The next prime is 2555966339. The reversal of 2555966322 is 2236695552.

2555966322 is a `hidden beast` number, since 2 + 5 + 5 + 5 + 9 + 6 + 632 + 2 = 666.

2555966322 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1144536561 + 1411429761 = 33831^2 + 37569^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 467388 + ... + 472824.

Almost surely, 2^2555966322 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555966322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3554070156).

2555966322 is an abundant number, since it is smaller than the sum of its proper divisors (4552173990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2555966322 is a wasteful number, since it uses less digits than its factorization.

2555966322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5513 (or 5503 counting only the distinct ones).

The product of its digits is 972000, while the sum is 45.

The square root of 2555966322 is about 50556.5655676886. The cubic root of 2555966322 is about 1367.2618908599.

The spelling of 2555966322 in words is "two billion, five hundred fifty-five million, nine hundred sixty-six thousand, three hundred twenty-two".