2598400042 has 32 divisors (see below), whose sum is σ = 4545423360. Its totient is φ = 1090990080.

The previous prime is 2598400039. The next prime is 2598400111. The reversal of 2598400042 is 2400048952.

It is a junction number, because it is equal to n+sod(n) for n = 2598399980 and 2598400007.

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 15 ways as a sum of consecutive naturals, for example, 213559 + ... + 225397.

It is an arithmetic number, because the mean of its divisors is an integer number (142044480).

Almost surely, 2^2598400042 is an apocalyptic number.

2598400042 is a deficient number, since it is larger than the sum of its proper divisors (1947023318).

2598400042 is a wasteful number, since it uses less digits than its factorization.

2598400042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12166.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 2598400042 is about 50974.5038426074. The cubic root of 2598400042 is about 1374.7867511934.

Adding to 2598400042 its reverse (2400048952), we get a palindrome (4998448994).

The spelling of 2598400042 in words is "two billion, five hundred ninety-eight million, four hundred thousand, forty-two".