2564595796 has 48 divisors (see below), whose sum is σ = 5246631936. Its totient is φ = 1074021984.

The previous prime is 2564595751. The next prime is 2564595811. The reversal of 2564595796 is 6975954652.

It is a self number, because there is not a number n which added to its sum of digits gives 2564595796.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1160925 + ... + 1163131.

It is an arithmetic number, because the mean of its divisors is an integer number (109304832).

Almost surely, 2^2564595796 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 2564595796, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2623315968).

2564595796 is an abundant number, since it is smaller than the sum of its proper divisors (2682036140).

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

2564595796 is a wasteful number, since it uses less digits than its factorization.

2564595796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3148 (or 3146 counting only the distinct ones).

The product of its digits is 20412000, while the sum is 58.

The square root of 2564595796 is about 50641.8383947502. The cubic root of 2564595796 is about 1368.7988826089.

The spelling of 2564595796 in words is "two billion, five hundred sixty-four million, five hundred ninety-five thousand, seven hundred ninety-six".