12691363201 has 8 divisors (see below), whose sum is σ = 13849869600. Its totient is φ = 11533647840.

The previous prime is 12691363151. The next prime is 12691363207. The reversal of 12691363201 is 10236319621.

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

It is not a de Polignac number, because 12691363201 - 2⁹ = 12691362689 is a prime.

It is a super-2 number, since 2×12691363201² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12691363207) 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, 163956 + ... + 228613.

It is an arithmetic number, because the mean of its divisors is an integer number (1731233700).

Almost surely, 2^12691363201 is an apocalyptic number.

12691363201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12691363201 is a deficient number, since it is larger than the sum of its proper divisors (1158506399).

12691363201 is a wasteful number, since it uses less digits than its factorization.

12691363201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395519.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 12691363201 in words is "twelve billion, six hundred ninety-one million, three hundred sixty-three thousand, two hundred one".