25275480836 has 12 divisors (see below), whose sum is σ = 45173200128. Its totient is φ = 12368852232.

The previous prime is 25275480833. The next prime is 25275480851. The reversal of 25275480836 is 63808457252.

It is not an unprimeable number, because it can be changed into a prime (25275480833) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67221836 + ... + 67222211.

It is an arithmetic number, because the mean of its divisors is an integer number (3764433344).

Almost surely, 2^25275480836 is an apocalyptic number.

It is an amenable number.

25275480836 is a deficient number, since it is larger than the sum of its proper divisors (19897719292).

25275480836 is a wasteful number, since it uses less digits than its factorization.

25275480836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134444098 (or 134444096 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 50.

The spelling of 25275480836 in words is "twenty-five billion, two hundred seventy-five million, four hundred eighty thousand, eight hundred thirty-six".