16744722361 has 8 divisors (see below), whose sum is σ = 17528943744. Its totient is φ = 15965183520.

The previous prime is 16744722359. The next prime is 16744722389. The reversal of 16744722361 is 16322744761.

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

It is a cyclic number.

It is not a de Polignac number, because 16744722361 - 2¹ = 16744722359 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16744722311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1163316 + ... + 1177621.

It is an arithmetic number, because the mean of its divisors is an integer number (2191117968).

Almost surely, 2^16744722361 is an apocalyptic number.

It is an amenable number.

16744722361 is a deficient number, since it is larger than the sum of its proper divisors (784221383).

16744722361 is a wasteful number, since it uses less digits than its factorization.

16744722361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2341271.

The product of its digits is 338688, while the sum is 43.

The spelling of 16744722361 in words is "sixteen billion, seven hundred forty-four million, seven hundred twenty-two thousand, three hundred sixty-one".