12423595816 has 32 divisors (see below), whose sum is σ = 24630278400. Its totient is φ = 5858455680.

The previous prime is 12423595711. The next prime is 12423595823. The reversal of 12423595816 is 61859532421.

It is a Smith number, since the sum of its digits (46) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 149365 + ... + 217156.

It is an arithmetic number, because the mean of its divisors is an integer number (769696200).

Almost surely, 2^12423595816 is an apocalyptic number.

It is an amenable number.

12423595816 is a deficient number, since it is larger than the sum of its proper divisors (12206682584).

12423595816 is a wasteful number, since it uses less digits than its factorization.

12423595816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366769 (or 366765 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The spelling of 12423595816 in words is "twelve billion, four hundred twenty-three million, five hundred ninety-five thousand, eight hundred sixteen".