2554756568 has 96 divisors (see below), whose sum is σ = 6222857760. Its totient is φ = 957381120.

The previous prime is 2554756553. The next prime is 2554756571. The reversal of 2554756568 is 8656574552.

2554756568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2554756568² = 13053562243478277248, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 257948 + ... + 267668.

It is an arithmetic number, because the mean of its divisors is an integer number (64821435).

Almost surely, 2^2554756568 is an apocalyptic number.

2554756568 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2554756568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3111428880).

2554756568 is an abundant number, since it is smaller than the sum of its proper divisors (3668101192).

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

2554756568 is a wasteful number, since it uses less digits than its factorization.

2554756568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9785 (or 9762 counting only the distinct ones).

The product of its digits is 10080000, while the sum is 53.

The square root of 2554756568 is about 50544.5997906799. The cubic root of 2554756568 is about 1367.0461457680.

The spelling of 2554756568 in words is "two billion, five hundred fifty-four million, seven hundred fifty-six thousand, five hundred sixty-eight".