16794456127945 has 16 divisors (see below), whose sum is σ = 20402720694720. Its totient is φ = 13269420166464.

The previous prime is 16794456127927. The next prime is 16794456127957. The reversal of 16794456127945 is 54972165449761.

It is a cyclic number.

It is not a de Polignac number, because 16794456127945 - 2²¹ = 16794454030793 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5218059 + ... + 7798528.

It is an arithmetic number, because the mean of its divisors is an integer number (1275170043420).

Almost surely, 2^{16794456127945} is an apocalyptic number.

It is an amenable number.

16794456127945 is a deficient number, since it is larger than the sum of its proper divisors (3608264566775).

16794456127945 is a wasteful number, since it uses less digits than its factorization.

16794456127945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13019784.

The product of its digits is 457228800, while the sum is 70.

The spelling of 16794456127945 in words is "sixteen trillion, seven hundred ninety-four billion, four hundred fifty-six million, one hundred twenty-seven thousand, nine hundred forty-five".