12001927719 has 8 divisors (see below), whose sum is σ = 16012234480. Its totient is φ = 7996453056.

The previous prime is 12001927709. The next prime is 12001927741. The reversal of 12001927719 is 91772910021.

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

It is not a de Polignac number, because 12001927719 - 2⁴ = 12001927703 is a prime.

It is a super-2 number, since 2×12001927719² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001927709) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202224 + ... + 1212165.

It is an arithmetic number, because the mean of its divisors is an integer number (2001529310).

Almost surely, 2^12001927719 is an apocalyptic number.

12001927719 is a deficient number, since it is larger than the sum of its proper divisors (4010306761).

12001927719 is a wasteful number, since it uses less digits than its factorization.

12001927719 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2416049.

The product of its (nonzero) digits is 15876, while the sum is 39.

The spelling of 12001927719 in words is "twelve billion, one million, nine hundred twenty-seven thousand, seven hundred nineteen".