25052113104 has 80 divisors (see below), whose sum is σ = 69350686272. Its totient is φ = 7764772864.

The previous prime is 25052113039. The next prime is 25052113171. The reversal of 25052113104 is 40131125052.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117219 + ... + 252674.

Almost surely, 2^25052113104 is an apocalyptic number.

25052113104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25052113104 is an abundant number, since it is smaller than the sum of its proper divisors (44298573168).

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

25052113104 is a wasteful number, since it uses less digits than its factorization.

25052113104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370004 (or 369998 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 25052113104 its reverse (40131125052), we get a palindrome (65183238156).

The spelling of 25052113104 in words is "twenty-five billion, fifty-two million, one hundred thirteen thousand, one hundred four".