25016135134232 has 64 divisors (see below), whose sum is σ = 51966414604800. Its totient is φ = 11194678535040.

The previous prime is 25016135134223. The next prime is 25016135134267. The reversal of 25016135134232 is 23243153161052.

It is a congruent number.

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, 2772683 + ... + 7597370.

It is an arithmetic number, because the mean of its divisors is an integer number (811975228200).

Almost surely, 2^{25016135134232} is an apocalyptic number.

25016135134232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25016135134232 is an abundant number, since it is smaller than the sum of its proper divisors (26950279470568).

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

25016135134232 is a wasteful number, since it uses less digits than its factorization.

25016135134232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10370496 (or 10370492 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 25016135134232 its reverse (23243153161052), we get a palindrome (48259288295284).

The spelling of 25016135134232 in words is "twenty-five trillion, sixteen billion, one hundred thirty-five million, one hundred thirty-four thousand, two hundred thirty-two".