11689716479 has 16 divisors (see below), whose sum is σ = 13516618752. Its totient is φ = 9902443968.

The previous prime is 11689716461. The next prime is 11689716523. The reversal of 11689716479 is 97461798611.

It is a cyclic number.

It is not a de Polignac number, because 11689716479 - 2⁸ = 11689716223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11689716439) 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, 346547 + ... + 378779.

It is an arithmetic number, because the mean of its divisors is an integer number (844788672).

Almost surely, 2^11689716479 is an apocalyptic number.

11689716479 is a deficient number, since it is larger than the sum of its proper divisors (1826902273).

11689716479 is a wasteful number, since it uses less digits than its factorization.

11689716479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32846.

The product of its digits is 4572288, while the sum is 59.

The spelling of 11689716479 in words is "eleven billion, six hundred eighty-nine million, seven hundred sixteen thousand, four hundred seventy-nine".