25103064963950 has 48 divisors (see below), whose sum is σ = 47066061864960. Its totient is φ = 9960740788320.

The previous prime is 25103064963913. The next prime is 25103064963959. The reversal of 25103064963950 is 5936946030152.

It is a junction number, because it is equal to n+sod(n) for n = 25103064963892 and 25103064963901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25103064963959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44825771 + ... + 45382329.

It is an arithmetic number, because the mean of its divisors is an integer number (980542955520).

Almost surely, 2^{25103064963950} is an apocalyptic number.

25103064963950 is a deficient number, since it is larger than the sum of its proper divisors (21962996901010).

25103064963950 is a wasteful number, since it uses less digits than its factorization.

25103064963950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563801 (or 563796 counting only the distinct ones).

The product of its (nonzero) digits is 5248800, while the sum is 53.

The spelling of 25103064963950 in words is "twenty-five trillion, one hundred three billion, sixty-four million, nine hundred sixty-three thousand, nine hundred fifty".