2453989798 has 32 divisors (see below), whose sum is σ = 4022928000. Its totient is φ = 1115876736.

The previous prime is 2453989787. The next prime is 2453989819. The reversal of 2453989798 is 8979893542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258128 + ... + 1260076.

It is an arithmetic number, because the mean of its divisors is an integer number (125716500).

Almost surely, 2^2453989798 is an apocalyptic number.

2453989798 is a deficient number, since it is larger than the sum of its proper divisors (1568938202).

2453989798 is a wasteful number, since it uses less digits than its factorization.

2453989798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2656.

The product of its digits is 39191040, while the sum is 64.

The square root of 2453989798 is about 49537.7613341580. The cubic root of 2453989798 is about 1348.8311415391.

The spelling of 2453989798 in words is "two billion, four hundred fifty-three million, nine hundred eighty-nine thousand, seven hundred ninety-eight".