2555696244 has 48 divisors (see below), whose sum is σ = 6235568640. Its totient is φ = 813156960.

The previous prime is 2555696189. The next prime is 2555696257. The reversal of 2555696244 is 4426965552.

It is a junction number, because it is equal to n+sod(n) for n = 2555696193 and 2555696202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126087 + ... + 144945.

It is an arithmetic number, because the mean of its divisors is an integer number (129907680).

Almost surely, 2^2555696244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555696244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3117784320).

2555696244 is an abundant number, since it is smaller than the sum of its proper divisors (3679872396).

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

2555696244 is a wasteful number, since it uses less digits than its factorization.

2555696244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19380 (or 19378 counting only the distinct ones).

The product of its digits is 2592000, while the sum is 48.

The square root of 2555696244 is about 50553.8944493894. The cubic root of 2555696244 is about 1367.2137315968.

The spelling of 2555696244 in words is "two billion, five hundred fifty-five million, six hundred ninety-six thousand, two hundred forty-four".