25920200827422 has 768 divisors, whose sum is σ = 67405077282816. Its totient is φ = 7125006240000.

The previous prime is 25920200827237. The next prime is 25920200827511. The reversal of 25920200827422 is 22472800202952.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 171656959047 + ... + 171656959197.

It is an arithmetic number, because the mean of its divisors is an integer number (87767027712).

Almost surely, 2^{25920200827422} is an apocalyptic number.

25920200827422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 25920200827422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33702538641408).

25920200827422 is an abundant number, since it is smaller than the sum of its proper divisors (41484876455394).

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

25920200827422 is a wasteful number, since it uses less digits than its factorization.

25920200827422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505 (or 502 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 25920200827422 in words is "twenty-five trillion, nine hundred twenty billion, two hundred million, eight hundred twenty-seven thousand, four hundred twenty-two".