12999846064072 has 32 divisors (see below), whose sum is σ = 27951887476800. Its totient is φ = 5552347702464.

The previous prime is 12999846064039. The next prime is 12999846064087. The reversal of 12999846064072 is 27046064899921.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 12999846063989 and 12999846064007.

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, 396127122 + ... + 396159937.

It is an arithmetic number, because the mean of its divisors is an integer number (873496483650).

Almost surely, 2^{12999846064072} is an apocalyptic number.

It is an amenable number.

12999846064072 is an abundant number, since it is smaller than the sum of its proper divisors (14952041412728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12999846064072 is a wasteful number, since it uses less digits than its factorization.

12999846064072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792287365 (or 792287361 counting only the distinct ones).

The product of its (nonzero) digits is 94058496, while the sum is 67.

The spelling of 12999846064072 in words is "twelve trillion, nine hundred ninety-nine billion, eight hundred forty-six million, sixty-four thousand, seventy-two".