25065024172120 has 128 divisors (see below), whose sum is σ = 57196593504000. Its totient is φ = 9884423127040.

The previous prime is 25065024172109. The next prime is 25065024172147. The reversal of 25065024172120 is 2127142056052.

It is a self number, because there is not a number n which added to its sum of digits gives 25065024172120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3266648604 + ... + 3266656276.

It is an arithmetic number, because the mean of its divisors is an integer number (446848386750).

Almost surely, 2^{25065024172120} is an apocalyptic number.

25065024172120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25065024172120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28598296752000).

25065024172120 is an abundant number, since it is smaller than the sum of its proper divisors (32131569331880).

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

25065024172120 is a wasteful number, since it uses less digits than its factorization.

25065024172120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10333 (or 10329 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 25065024172120 in words is "twenty-five trillion, sixty-five billion, twenty-four million, one hundred seventy-two thousand, one hundred twenty".