16044744793 has 32 divisors (see below), whose sum is σ = 20393856000. Its totient is φ = 12259705920.

The previous prime is 16044744773. The next prime is 16044744797. The reversal of 16044744793 is 39744744061.

It is not a de Polignac number, because 16044744793 - 2⁵ = 16044744761 is a prime.

It is a super-2 number, since 2×16044744793² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16044744797) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1899303 + ... + 1907731.

It is an arithmetic number, because the mean of its divisors is an integer number (637308000).

Almost surely, 2^16044744793 is an apocalyptic number.

It is an amenable number.

16044744793 is a deficient number, since it is larger than the sum of its proper divisors (4349111207).

16044744793 is a wasteful number, since it uses less digits than its factorization.

16044744793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8925.

The product of its (nonzero) digits is 2032128, while the sum is 49.

The spelling of 16044744793 in words is "sixteen billion, forty-four million, seven hundred forty-four thousand, seven hundred ninety-three".