12599535680708 has 6 divisors (see below), whose sum is σ = 22049187441246. Its totient is φ = 6299767840352.

The previous prime is 12599535680689. The next prime is 12599535680717. The reversal of 12599535680708 is 80708653599521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 6989847644224 + 5609688036484 = 2643832^2 + 2368478^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574941960085 + ... + 1574941960092.

It is an arithmetic number, because the mean of its divisors is an integer number (3674864573541).

Almost surely, 2^{12599535680708} is an apocalyptic number.

It is an amenable number.

12599535680708 is a deficient number, since it is larger than the sum of its proper divisors (9449651760538).

12599535680708 is a wasteful number, since it uses less digits than its factorization.

12599535680708 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3149883920181 (or 3149883920179 counting only the distinct ones).

The product of its (nonzero) digits is 163296000, while the sum is 68.

The spelling of 12599535680708 in words is "twelve trillion, five hundred ninety-nine billion, five hundred thirty-five million, six hundred eighty thousand, seven hundred eight".