16889411057 has 8 divisors (see below), whose sum is σ = 16940691456. Its totient is φ = 16838168832.

The previous prime is 16889411017. The next prime is 16889411093. The reversal of 16889411057 is 75011498861.

It is a happy number.

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 16889411057 - 2²⁰ = 16888362481 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16889410996 and 16889411014.

It is not an unprimeable number, because it can be changed into a prime (16889411017) 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, 1051793 + ... + 1067729.

It is an arithmetic number, because the mean of its divisors is an integer number (2117586432).

Almost surely, 2^16889411057 is an apocalyptic number.

It is an amenable number.

16889411057 is a deficient number, since it is larger than the sum of its proper divisors (51280399).

16889411057 is a wasteful number, since it uses less digits than its factorization.

16889411057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19087.

The product of its (nonzero) digits is 483840, while the sum is 50.

The spelling of 16889411057 in words is "sixteen billion, eight hundred eighty-nine million, four hundred eleven thousand, fifty-seven".