25374850560 has 400 divisors, whose sum is σ = 92094552000. Its totient is φ = 6676660224.

The previous prime is 25374850541. The next prime is 25374850583. The reversal of 25374850560 is 6505847352.

25374850560 is a `hidden beast` number, since 2 + 5 + 3 + 7 + 4 + 85 + 0 + 560 = 666.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (45).

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 39 ways as a sum of consecutive naturals, for example, 16380666 + ... + 16382214.

It is an arithmetic number, because the mean of its divisors is an integer number (230236380).

Almost surely, 2^25374850560 is an apocalyptic number.

25374850560 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 25374850560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46047276000).

25374850560 is an abundant number, since it is smaller than the sum of its proper divisors (66719701440).

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

25374850560 is an equidigital number, since it uses as much as digits as its factorization.

25374850560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663 (or 1638 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 45.

The spelling of 25374850560 in words is "twenty-five billion, three hundred seventy-four million, eight hundred fifty thousand, five hundred sixty".