12344148737 has 4 divisors (see below), whose sum is σ = 12880850880. Its totient is φ = 11807446596.

The previous prime is 12344148731. The next prime is 12344148763. The reversal of 12344148737 is 73784144321.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 73784144321 = 1867 ⋅39520163.

It is a cyclic number.

It is not a de Polignac number, because 12344148737 - 2²⁸ = 12075713281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12344148731) 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, 268351037 + ... + 268351082.

It is an arithmetic number, because the mean of its divisors is an integer number (3220212720).

Almost surely, 2^12344148737 is an apocalyptic number.

It is an amenable number.

12344148737 is a deficient number, since it is larger than the sum of its proper divisors (536702143).

12344148737 is an equidigital number, since it uses as much as digits as its factorization.

12344148737 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536702142.

The product of its digits is 451584, while the sum is 44.

The spelling of 12344148737 in words is "twelve billion, three hundred forty-four million, one hundred forty-eight thousand, seven hundred thirty-seven".