25610003042 has 16 divisors (see below), whose sum is σ = 41566080192. Its totient is φ = 11763979920.

The previous prime is 25610003033. The next prime is 25610003047. The reversal of 25610003042 is 24030001652.

It is a super-2 number, since 2×25610003042² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25610002999 and 25610003017.

It is not an unprimeable number, because it can be changed into a prime (25610003047) by changing a digit.

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, 2328638 + ... + 2339609.

It is an arithmetic number, because the mean of its divisors is an integer number (2597880012).

Almost surely, 2^25610003042 is an apocalyptic number.

25610003042 is a deficient number, since it is larger than the sum of its proper divisors (15956077150).

25610003042 is a wasteful number, since it uses less digits than its factorization.

25610003042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4668473.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 25610003042 its reverse (24030001652), we get a palindrome (49640004694).

The spelling of 25610003042 in words is "twenty-five billion, six hundred ten million, three thousand, forty-two".