16716272381993 has 32 divisors (see below), whose sum is σ = 17676507405312. Its totient is φ = 15776538624000.

The previous prime is 16716272381969. The next prime is 16716272382109. The reversal of 16716272381993 is 39918327261761.

It is a cyclic number.

It is not a de Polignac number, because 16716272381993 - 2⁶ = 16716272381929 is a prime.

It is a super-2 number, since 2×16716272381993² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16716272381903) 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, 2131901753 + ... + 2131909593.

It is an arithmetic number, because the mean of its divisors is an integer number (552390856416).

Almost surely, 2^{16716272381993} is an apocalyptic number.

It is an amenable number.

16716272381993 is a deficient number, since it is larger than the sum of its proper divisors (960235023319).

16716272381993 is a wasteful number, since it uses less digits than its factorization.

16716272381993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10745.

The product of its digits is 41150592, while the sum is 65.

The spelling of 16716272381993 in words is "sixteen trillion, seven hundred sixteen billion, two hundred seventy-two million, three hundred eighty-one thousand, nine hundred ninety-three".