12001066719 has 8 divisors (see below), whose sum is σ = 16007779632. Its totient is φ = 7997532480.

The previous prime is 12001066687. The next prime is 12001066741. The reversal of 12001066719 is 91766010021.

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

It is not a de Polignac number, because 12001066719 - 2⁵ = 12001066687 is a prime.

It is a super-2 number, since 2×12001066719² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12001066719.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12001066219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 785844 + ... + 800969.

It is an arithmetic number, because the mean of its divisors is an integer number (2000972454).

Almost surely, 2^12001066719 is an apocalyptic number.

12001066719 is a deficient number, since it is larger than the sum of its proper divisors (4006712913).

12001066719 is a wasteful number, since it uses less digits than its factorization.

12001066719 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1589337.

The product of its (nonzero) digits is 4536, while the sum is 33.

The spelling of 12001066719 in words is "twelve billion, one million, sixty-six thousand, seven hundred nineteen".