25253510435 has 16 divisors (see below), whose sum is σ = 30402116640. Its totient is φ = 20137628160.

The previous prime is 25253510423. The next prime is 25253510461. The reversal of 25253510435 is 53401535252.

It is not a de Polignac number, because 25253510435 - 2²⁰ = 25252461859 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25253510395 and 25253510404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2656040 + ... + 2665530.

It is an arithmetic number, because the mean of its divisors is an integer number (1900132290).

Almost surely, 2^25253510435 is an apocalyptic number.

25253510435 is a deficient number, since it is larger than the sum of its proper divisors (5148606205).

25253510435 is a wasteful number, since it uses less digits than its factorization.

25253510435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11158.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 25253510435 in words is "twenty-five billion, two hundred fifty-three million, five hundred ten thousand, four hundred thirty-five".