25116244213356 has 144 divisors (see below), whose sum is σ = 67912739870976. Its totient is φ = 7808777488512.

The previous prime is 25116244213351. The next prime is 25116244213369. The reversal of 25116244213356 is 65331244261152.

25116244213356 is a `hidden beast` number, since 2 + 5 + 1 + 1 + 624 + 4 + 2 + 13 + 3 + 5 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (25116244213351) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5397471 + ... + 8908713.

It is an arithmetic number, because the mean of its divisors is an integer number (471616249104).

Almost surely, 2^{25116244213356} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25116244213356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33956369935488).

25116244213356 is an abundant number, since it is smaller than the sum of its proper divisors (42796495657620).

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

25116244213356 is a wasteful number, since it uses less digits than its factorization.

25116244213356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3511492 (or 3511487 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 45.

The spelling of 25116244213356 in words is "twenty-five trillion, one hundred sixteen billion, two hundred forty-four million, two hundred thirteen thousand, three hundred fifty-six".