13221703340604 has 72 divisors (see below), whose sum is σ = 36576334088112. Its totient is φ = 3993776167680.

The previous prime is 13221703340579. The next prime is 13221703340633. The reversal of 13221703340604 is 40604330712231.

13221703340604 is a `hidden beast` number, since 1 + 3 + 2 + 2 + 1 + 7 + 0 + 3 + 3 + 40 + 604 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53211739 + ... + 53459634.

Almost surely, 2^{13221703340604} is an apocalyptic number.

It is an amenable number.

13221703340604 is an abundant number, since it is smaller than the sum of its proper divisors (23354630747508).

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

13221703340604 is a wasteful number, since it uses less digits than its factorization.

13221703340604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106671707 (or 106671702 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 13221703340604 in words is "thirteen trillion, two hundred twenty-one billion, seven hundred three million, three hundred forty thousand, six hundred four".