2506694568 has 96 divisors (see below), whose sum is σ = 7304600160. Its totient is φ = 714752640.

The previous prime is 2506694551. The next prime is 2506694579. The reversal of 2506694568 is 8654966052.

2506694568 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2506694568.

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, 669630 + ... + 673362.

It is an arithmetic number, because the mean of its divisors is an integer number (76089585).

Almost surely, 2^2506694568 is an apocalyptic number.

2506694568 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 2506694568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3652300080).

2506694568 is an abundant number, since it is smaller than the sum of its proper divisors (4797905592).

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

2506694568 is a wasteful number, since it uses less digits than its factorization.

2506694568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4327 (or 4316 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 51.

The square root of 2506694568 is about 50066.9009226655. The cubic root of 2506694568 is about 1358.4191854335.

The spelling of 2506694568 in words is "two billion, five hundred six million, six hundred ninety-four thousand, five hundred sixty-eight".