12065762217 has 8 divisors (see below), whose sum is σ = 16094332224. Its totient is φ = 8040516848.

The previous prime is 12065762183. The next prime is 12065762263. The reversal of 12065762217 is 71226756021.

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

It is a cyclic number.

It is not a de Polignac number, because 12065762217 - 2¹⁴ = 12065745833 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12065761217) 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, 822678 + ... + 837215.

It is an arithmetic number, because the mean of its divisors is an integer number (2011791528).

Almost surely, 2^12065762217 is an apocalyptic number.

It is an amenable number.

12065762217 is a deficient number, since it is larger than the sum of its proper divisors (4028570007).

12065762217 is a wasteful number, since it uses less digits than its factorization.

12065762217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1662319.

The product of its (nonzero) digits is 70560, while the sum is 39.

The spelling of 12065762217 in words is "twelve billion, sixty-five million, seven hundred sixty-two thousand, two hundred seventeen".