12046319739 has 12 divisors (see below), whose sum is σ = 17659945576. Its totient is φ = 7911015552.

The previous prime is 12046319699. The next prime is 12046319741. The reversal of 12046319739 is 93791364021.

12046319739 is a `hidden beast` number, since 1 + 2 + 0 + 4 + 631 + 9 + 7 + 3 + 9 = 666.

It is not a de Polignac number, because 12046319739 - 2¹⁷ = 12046188667 is a prime.

It is a super-2 number, since 2×12046319739² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12046319694 and 12046319703.

It is not an unprimeable number, because it can be changed into a prime (12046319239) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9988054 + ... + 9989259.

Almost surely, 2^12046319739 is an apocalyptic number.

12046319739 is a deficient number, since it is larger than the sum of its proper divisors (5613625837).

12046319739 is a wasteful number, since it uses less digits than its factorization.

12046319739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19977386 (or 19977383 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 45.

The spelling of 12046319739 in words is "twelve billion, forty-six million, three hundred nineteen thousand, seven hundred thirty-nine".