12689339799706 has 16 divisors (see below), whose sum is σ = 19650331365120. Its totient is φ = 6139277706240.

The previous prime is 12689339799641. The next prime is 12689339799707. The reversal of 12689339799706 is 60799793398621.

It is a super-2 number, since 2×12689339799706² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12689339799707) 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, 11561191 + ... + 12611098.

It is an arithmetic number, because the mean of its divisors is an integer number (1228145710320).

Almost surely, 2^{12689339799706} is an apocalyptic number.

12689339799706 is a deficient number, since it is larger than the sum of its proper divisors (6960991565414).

12689339799706 is a wasteful number, since it uses less digits than its factorization.

12689339799706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24180789.

The product of its (nonzero) digits is 1666598976, while the sum is 79.

The spelling of 12689339799706 in words is "twelve trillion, six hundred eighty-nine billion, three hundred thirty-nine million, seven hundred ninety-nine thousand, seven hundred six".