25464535103 has 16 divisors (see below), whose sum is σ = 29327049024. Its totient is φ = 21658337280.

The previous prime is 25464535039. The next prime is 25464535111. The reversal of 25464535103 is 30153546452.

It is a cyclic number.

It is not a de Polignac number, because 25464535103 - 2⁶ = 25464535039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25464535133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3311423 + ... + 3319103.

It is an arithmetic number, because the mean of its divisors is an integer number (1832940564).

Almost surely, 2^25464535103 is an apocalyptic number.

25464535103 is a deficient number, since it is larger than the sum of its proper divisors (3862513921).

25464535103 is a wasteful number, since it uses less digits than its factorization.

25464535103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11282.

The product of its (nonzero) digits is 216000, while the sum is 38.

The spelling of 25464535103 in words is "twenty-five billion, four hundred sixty-four million, five hundred thirty-five thousand, one hundred three".