11664321474 has 32 divisors (see below), whose sum is σ = 25163074944. Its totient is φ = 3583319040.

The previous prime is 11664321467. The next prime is 11664321479. The reversal of 11664321474 is 47412346611.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (11664321479) 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, 69279 + ... + 167714.

It is an arithmetic number, because the mean of its divisors is an integer number (786346092).

Almost surely, 2^11664321474 is an apocalyptic number.

11664321474 is an abundant number, since it is smaller than the sum of its proper divisors (13498753470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11664321474 is a wasteful number, since it uses less digits than its factorization.

11664321474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237642.

The product of its digits is 96768, while the sum is 39.

The spelling of 11664321474 in words is "eleven billion, six hundred sixty-four million, three hundred twenty-one thousand, four hundred seventy-four".