25135383453 has 16 divisors (see below), whose sum is σ = 34338091200. Its totient is φ = 16344961920.

The previous prime is 25135383431. The next prime is 25135383479. The reversal of 25135383453 is 35438353152.

It is not a de Polignac number, because 25135383453 - 2⁵ = 25135383421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25135383253) 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, 704478 + ... + 739296.

It is an arithmetic number, because the mean of its divisors is an integer number (2146130700).

Almost surely, 2^25135383453 is an apocalyptic number.

It is an amenable number.

25135383453 is a deficient number, since it is larger than the sum of its proper divisors (9202707747).

25135383453 is a wasteful number, since it uses less digits than its factorization.

25135383453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40732.

The product of its digits is 648000, while the sum is 42.

The spelling of 25135383453 in words is "twenty-five billion, one hundred thirty-five million, three hundred eighty-three thousand, four hundred fifty-three".