12078996894713 has 16 divisors (see below), whose sum is σ = 14410811744256. Its totient is φ = 9899120840400.

The previous prime is 12078996894709. The next prime is 12078996894779. The reversal of 12078996894713 is 31749869987021.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 12078996894713 - 2² = 12078996894709 is a prime.

It is a super-3 number, since 3×12078996894713³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12078996894793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15358013 + ... + 16125338.

It is an arithmetic number, because the mean of its divisors is an integer number (900675734016).

Almost surely, 2^{12078996894713} is an apocalyptic number.

It is an amenable number.

12078996894713 is a deficient number, since it is larger than the sum of its proper divisors (2331814849543).

12078996894713 is a wasteful number, since it uses less digits than its factorization.

12078996894713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31485764.

The product of its (nonzero) digits is 329204736, while the sum is 74.

The spelling of 12078996894713 in words is "twelve trillion, seventy-eight billion, nine hundred ninety-six million, eight hundred ninety-four thousand, seven hundred thirteen".