2523305868 has 48 divisors (see below), whose sum is σ = 6212976000. Its totient is φ = 794855808.

The previous prime is 2523305861. The next prime is 2523305881. The reversal of 2523305868 is 8685033252.

2523305868 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (2523305861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79723 + ... + 106781.

It is an arithmetic number, because the mean of its divisors is an integer number (129437000).

Almost surely, 2^2523305868 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 2523305868, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3106488000).

2523305868 is an abundant number, since it is smaller than the sum of its proper divisors (3689670132).

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

2523305868 is a wasteful number, since it uses less digits than its factorization.

2523305868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27494 (or 27492 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

The square root of 2523305868 is about 50232.5180336403. The cubic root of 2523305868 is about 1361.4132274641.

The spelling of 2523305868 in words is "two billion, five hundred twenty-three million, three hundred five thousand, eight hundred sixty-eight".