11678336999 has 8 divisors (see below), whose sum is σ = 13478816928. Its totient is φ = 9910893600.

The previous prime is 11678336977. The next prime is 11678337001. The reversal of 11678336999 is 99963387611.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11678336999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11678336939) 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, 8258372 + ... + 8259785.

It is an arithmetic number, because the mean of its divisors is an integer number (1684852116).

Almost surely, 2^11678336999 is an apocalyptic number.

11678336999 is a deficient number, since it is larger than the sum of its proper divisors (1800479929).

11678336999 is a wasteful number, since it uses less digits than its factorization.

11678336999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16518265.

The product of its digits is 13226976, while the sum is 62.

The spelling of 11678336999 in words is "eleven billion, six hundred seventy-eight million, three hundred thirty-six thousand, nine hundred ninety-nine".