2509536868 has 24 divisors (see below), whose sum is σ = 4410140000. Its totient is φ = 1249509888.

The previous prime is 2509536863. The next prime is 2509536871. The reversal of 2509536868 is 8686359052.

2509536868 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 (2509536863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1150603 + ... + 1152781.

Almost surely, 2^2509536868 is an apocalyptic number.

It is an amenable number.

2509536868 is a deficient number, since it is larger than the sum of its proper divisors (1900603132).

2509536868 is a wasteful number, since it uses less digits than its factorization.

2509536868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3259 (or 3257 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 52.

The square root of 2509536868 is about 50095.2779012154. The cubic root of 2509536868 is about 1358.9324212697.

The spelling of 2509536868 in words is "two billion, five hundred nine million, five hundred thirty-six thousand, eight hundred sixty-eight".