25443566048 has 12 divisors (see below), whose sum is σ = 50092020720. Its totient is φ = 12721783008.

The previous prime is 25443566047. The next prime is 25443566053. The reversal of 25443566048 is 84066534452.

It is a junction number, because it is equal to n+sod(n) for n = 25443565993 and 25443566011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25443566047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 397555688 + ... + 397555751.

It is an arithmetic number, because the mean of its divisors is an integer number (4174335060).

Almost surely, 2^25443566048 is an apocalyptic number.

It is an amenable number.

25443566048 is a deficient number, since it is larger than the sum of its proper divisors (24648454672).

25443566048 is an equidigital number, since it uses as much as digits as its factorization.

25443566048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795111449 (or 795111441 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 47.

The spelling of 25443566048 in words is "twenty-five billion, four hundred forty-three million, five hundred sixty-six thousand, forty-eight".