12889339799706 has 24 divisors (see below), whose sum is σ = 27927035619444. Its totient is φ = 4296426181440.

The previous prime is 12889339799669. The next prime is 12889339799741. The reversal of 12889339799706 is 60799793398821.

12889339799706 is a `hidden beast` number, since 128 + 8 + 9 + 339 + 7 + 99 + 70 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 12887676383481 + 1663416225 = 3589941^2 + 40785^2 .

It is a super-2 number, since 2×12889339799706² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2467270 + ... + 5645006.

Almost surely, 2^{12889339799706} is an apocalyptic number.

12889339799706 is an abundant number, since it is smaller than the sum of its proper divisors (15037695819738).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12889339799706 is a wasteful number, since it uses less digits than its factorization.

12889339799706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3403086 (or 3403083 counting only the distinct ones).

The product of its (nonzero) digits is 2222131968, while the sum is 81.

The spelling of 12889339799706 in words is "twelve trillion, eight hundred eighty-nine billion, three hundred thirty-nine million, seven hundred ninety-nine thousand, seven hundred six".