25135210510 has 16 divisors (see below), whose sum is σ = 45682636896. Its totient is φ = 9956471328.

The previous prime is 25135210501. The next prime is 25135210519. The reversal of 25135210510 is 1501253152.

It is an interprime number because it is at equal distance from previous prime (25135210501) and next prime (25135210519).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25135210519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12200529 + ... + 12202588.

It is an arithmetic number, because the mean of its divisors is an integer number (2855164806).

Almost surely, 2^25135210510 is an apocalyptic number.

25135210510 is a deficient number, since it is larger than the sum of its proper divisors (20547426386).

25135210510 is a wasteful number, since it uses less digits than its factorization.

25135210510 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24403227.

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 25135210510 its reverse (1501253152), we get a palindrome (26636463662).

The spelling of 25135210510 in words is "twenty-five billion, one hundred thirty-five million, two hundred ten thousand, five hundred ten".