12275426144 has 12 divisors (see below), whose sum is σ = 24167245284. Its totient is φ = 6137713056.

The previous prime is 12275426131. The next prime is 12275426167. The reversal of 12275426144 is 44162457221.

It is a junction number, because it is equal to n+sod(n) for n = 12275426098 and 12275426107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 191803502 + ... + 191803565.

It is an arithmetic number, because the mean of its divisors is an integer number (2013937107).

Almost surely, 2^12275426144 is an apocalyptic number.

It is an amenable number.

12275426144 is a deficient number, since it is larger than the sum of its proper divisors (11891819140).

12275426144 is an equidigital number, since it uses as much as digits as its factorization.

12275426144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383607077 (or 383607069 counting only the distinct ones).

The product of its digits is 107520, while the sum is 38.

The spelling of 12275426144 in words is "twelve billion, two hundred seventy-five million, four hundred twenty-six thousand, one hundred forty-four".