12046319738 has 8 divisors (see below), whose sum is σ = 18173927988. Its totient is φ = 5988343744.

The previous prime is 12046319699. The next prime is 12046319741. The reversal of 12046319738 is 83791364021.

It can be written as a sum of positive squares in 2 ways, for example, as 11615881729 + 430438009 = 107777^2 + 20747^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×12046319738² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17407631 + ... + 17408322.

Almost surely, 2^12046319738 is an apocalyptic number.

12046319738 is a deficient number, since it is larger than the sum of its proper divisors (6127608250).

12046319738 is a wasteful number, since it uses less digits than its factorization.

12046319738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34816128.

The product of its (nonzero) digits is 217728, while the sum is 44.

The spelling of 12046319738 in words is "twelve billion, forty-six million, three hundred nineteen thousand, seven hundred thirty-eight".