11723011663 has 8 divisors (see below), whose sum is σ = 12810313296. Its totient is φ = 10639305600.

The previous prime is 11723011639. The next prime is 11723011669. The reversal of 11723011663 is 36611032711.

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

It is not a de Polignac number, because 11723011663 - 2¹⁷ = 11722880591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11723011669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 892068 + ... + 905113.

It is an arithmetic number, because the mean of its divisors is an integer number (1601289162).

Almost surely, 2^11723011663 is an apocalyptic number.

11723011663 is a deficient number, since it is larger than the sum of its proper divisors (1087301633).

11723011663 is a wasteful number, since it uses less digits than its factorization.

11723011663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1797785.

The product of its (nonzero) digits is 4536, while the sum is 31.

The spelling of 11723011663 in words is "eleven billion, seven hundred twenty-three million, eleven thousand, six hundred sixty-three".