2506396808 has 16 divisors (see below), whose sum is σ = 4700106000. Its totient is φ = 1253035216.

The previous prime is 2506396807. The next prime is 2506396861. The reversal of 2506396808 is 8086936052.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2506396801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66803 + ... + 97341.

It is an arithmetic number, because the mean of its divisors is an integer number (293756625).

Almost surely, 2^2506396808 is an apocalyptic number.

It is an amenable number.

2506396808 is a deficient number, since it is larger than the sum of its proper divisors (2193709192).

2506396808 is a wasteful number, since it uses less digits than its factorization.

2506396808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40804 (or 40800 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 47.

The square root of 2506396808 is about 50063.9272131142. The cubic root of 2506396808 is about 1358.3653962832.

The spelling of 2506396808 in words is "two billion, five hundred six million, three hundred ninety-six thousand, eight hundred eight".