2125609898 has 16 divisors (see below), whose sum is σ = 3203608320. Its totient is φ = 1057751856.

The previous prime is 2125609877. The next prime is 2125609903. The reversal of 2125609898 is 8989065212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453515 + ... + 458177.

It is an arithmetic number, because the mean of its divisors is an integer number (200225520).

Almost surely, 2^2125609898 is an apocalyptic number.

2125609898 is a deficient number, since it is larger than the sum of its proper divisors (1077998422).

2125609898 is a wasteful number, since it uses less digits than its factorization.

2125609898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5701.

The product of its (nonzero) digits is 622080, while the sum is 50.

The square root of 2125609898 is about 46104.3370844870. The cubic root of 2125609898 is about 1285.7637811716.

The spelling of 2125609898 in words is "two billion, one hundred twenty-five million, six hundred nine thousand, eight hundred ninety-eight".