2456564898 has 16 divisors (see below), whose sum is σ = 4913864640. Its totient is φ = 818732496.

The previous prime is 2456564863. The next prime is 2456564911. The reversal of 2456564898 is 8984656542.

It is a happy number.

It is a super-2 number, since 2×2456564898² = 12069422196171500808, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 19036 + ... + 72632.

It is an arithmetic number, because the mean of its divisors is an integer number (307116540).

Almost surely, 2^2456564898 is an apocalyptic number.

2456564898 is an abundant number, since it is smaller than the sum of its proper divisors (2457299742).

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

2456564898 is a wasteful number, since it uses less digits than its factorization.

2456564898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61241.

The product of its digits is 16588800, while the sum is 57.

The square root of 2456564898 is about 49563.7458027539. The cubic root of 2456564898 is about 1349.3027763236.

The spelling of 2456564898 in words is "two billion, four hundred fifty-six million, five hundred sixty-four thousand, eight hundred ninety-eight".