25602224160000 has 360 divisors, whose sum is σ = 86103659759040. Its totient is φ = 6750537728000.

The previous prime is 25602224159959. The next prime is 25602224160013. The reversal of 25602224160000 is 6142220652.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 25602224160000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 42420349 + ... + 43019651.

It is an arithmetic number, because the mean of its divisors is an integer number (239176832664).

Almost surely, 2^{25602224160000} is an apocalyptic number.

25602224160000 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 25602224160000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43051829879520).

25602224160000 is an abundant number, since it is smaller than the sum of its proper divisors (60501435599040).

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

25602224160000 is an frugal number, since it uses more digits than its factorization.

25602224160000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 599431 (or 599402 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 25602224160000 its reverse (6142220652), we get a palindrome (25608366380652).

The spelling of 25602224160000 in words is "twenty-five trillion, six hundred two billion, two hundred twenty-four million, one hundred sixty thousand".