25854484365266 has 64 divisors (see below), whose sum is σ = 43933315092480. Its totient is φ = 11357758077120.

The previous prime is 25854484365221. The next prime is 25854484365271. The reversal of 25854484365266 is 66256348445852.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 25854484365196 and 25854484365205.

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, 2130560 + ... + 7499883.

It is an arithmetic number, because the mean of its divisors is an integer number (686458048320).

Almost surely, 2^{25854484365266} is an apocalyptic number.

25854484365266 is a deficient number, since it is larger than the sum of its proper divisors (18078830727214).

25854484365266 is a wasteful number, since it uses less digits than its factorization.

25854484365266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9630591.

The product of its digits is 1327104000, while the sum is 68.

The spelling of 25854484365266 in words is "twenty-five trillion, eight hundred fifty-four billion, four hundred eighty-four million, three hundred sixty-five thousand, two hundred sixty-six".