16957894905327 has 4 divisors (see below), whose sum is σ = 22610526540440. Its totient is φ = 11305263270216.

The previous prime is 16957894905319. The next prime is 16957894905331. The reversal of 16957894905327 is 72350949875961.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 16957894905327 - 2³ = 16957894905319 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16957894901327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2826315817552 + ... + 2826315817557.

It is an arithmetic number, because the mean of its divisors is an integer number (5652631635110).

It is a 1-persistent number, because it is pandigital, but 2⋅16957894905327 = 33915789810654 is not.

Almost surely, 2^{16957894905327} is an apocalyptic number.

16957894905327 is a deficient number, since it is larger than the sum of its proper divisors (5652631635113).

16957894905327 is an equidigital number, since it uses as much as digits as its factorization.

16957894905327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5652631635112.

The product of its (nonzero) digits is 1028764800, while the sum is 75.

The spelling of 16957894905327 in words is "sixteen trillion, nine hundred fifty-seven billion, eight hundred ninety-four million, nine hundred five thousand, three hundred twenty-seven".