12448253816 has 16 divisors (see below), whose sum is σ = 23438138400. Its totient is φ = 6198083584.

The previous prime is 12448253809. The next prime is 12448253819. The reversal of 12448253816 is 61835284421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12448253819) 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, 3253385 + ... + 3257208.

It is an arithmetic number, because the mean of its divisors is an integer number (1464883650).

Almost surely, 2^12448253816 is an apocalyptic number.

It is an amenable number.

12448253816 is a deficient number, since it is larger than the sum of its proper divisors (10989884584).

12448253816 is a wasteful number, since it uses less digits than its factorization.

12448253816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6510838 (or 6510834 counting only the distinct ones).

The product of its digits is 368640, while the sum is 44.

The spelling of 12448253816 in words is "twelve billion, four hundred forty-eight million, two hundred fifty-three thousand, eight hundred sixteen".