2501444842 has 16 divisors (see below), whose sum is σ = 4051821312. Its totient is φ = 1151362800.

The previous prime is 2501444789. The next prime is 2501444843. The reversal of 2501444842 is 2484441052.

It is a junction number, because it is equal to n+sod(n) for n = 2501444798 and 2501444807.

It is not an unprimeable number, because it can be changed into a prime (2501444843) by changing a digit.

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, 121534 + ... + 140617.

It is an arithmetic number, because the mean of its divisors is an integer number (253238832).

Almost surely, 2^2501444842 is an apocalyptic number.

2501444842 is a deficient number, since it is larger than the sum of its proper divisors (1550376470).

2501444842 is a wasteful number, since it uses less digits than its factorization.

2501444842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262533.

The product of its (nonzero) digits is 40960, while the sum is 34.

The square root of 2501444842 is about 50014.4463330346. The cubic root of 2501444842 is about 1357.4702182496.

Adding to 2501444842 its reverse (2484441052), we get a palindrome (4985885894).

The spelling of 2501444842 in words is "two billion, five hundred one million, four hundred forty-four thousand, eight hundred forty-two".