11661314324 has 24 divisors (see below), whose sum is σ = 22293532800. Its totient is φ = 5293210880.

The previous prime is 11661314317. The next prime is 11661314363. The reversal of 11661314324 is 42341316611.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152669 + ... + 215940.

It is an arithmetic number, because the mean of its divisors is an integer number (928897200).

Almost surely, 2^11661314324 is an apocalyptic number.

It is an amenable number.

11661314324 is a deficient number, since it is larger than the sum of its proper divisors (10632218476).

11661314324 is a wasteful number, since it uses less digits than its factorization.

11661314324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 369343 (or 369341 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The spelling of 11661314324 in words is "eleven billion, six hundred sixty-one million, three hundred fourteen thousand, three hundred twenty-four".