25103465630 has 16 divisors (see below), whose sum is σ = 46147648320. Its totient is φ = 9827739552.

The previous prime is 25103465623. The next prime is 25103465641. The reversal of 25103465630 is 3656430152.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26705345 + ... + 26706284.

It is an arithmetic number, because the mean of its divisors is an integer number (2884228020).

Almost surely, 2^25103465630 is an apocalyptic number.

25103465630 is a deficient number, since it is larger than the sum of its proper divisors (21044182690).

25103465630 is a wasteful number, since it uses less digits than its factorization.

25103465630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53411683.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 25103465630 its reverse (3656430152), we get a palindrome (28759895782).

The spelling of 25103465630 in words is "twenty-five billion, one hundred three million, four hundred sixty-five thousand, six hundred thirty".