25135245300 has 108 divisors (see below), whose sum is σ = 79937119808. Its totient is φ = 6093384000.

The previous prime is 25135245299. The next prime is 25135245341. The reversal of 25135245300 is 354253152.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 309916 + ... + 382515.

Almost surely, 2^25135245300 is an apocalyptic number.

25135245300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25135245300 is an abundant number, since it is smaller than the sum of its proper divisors (54801874508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25135245300 is a wasteful number, since it uses less digits than its factorization.

25135245300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692470 (or 692452 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 25135245300 its reverse (354253152), we get a palindrome (25489498452).

The spelling of 25135245300 in words is "twenty-five billion, one hundred thirty-five million, two hundred forty-five thousand, three hundred".