2522644888 has 16 divisors (see below), whose sum is σ = 4753972080. Its totient is φ = 1254919008.

The previous prime is 2522644823. The next prime is 2522644889. The reversal of 2522644888 is 8884462252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522644889) 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 3 ways as a sum of consecutive naturals, for example, 798756 + ... + 801907.

It is an arithmetic number, because the mean of its divisors is an integer number (297123255).

Almost surely, 2^2522644888 is an apocalyptic number.

It is an amenable number.

2522644888 is a deficient number, since it is larger than the sum of its proper divisors (2231327192).

2522644888 is a wasteful number, since it uses less digits than its factorization.

2522644888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600866 (or 1600862 counting only the distinct ones).

The product of its digits is 1966080, while the sum is 49.

The square root of 2522644888 is about 50225.9383984013. The cubic root of 2522644888 is about 1361.2943430130.

The spelling of 2522644888 in words is "two billion, five hundred twenty-two million, six hundred forty-four thousand, eight hundred eighty-eight".