16669795445 has 16 divisors (see below), whose sum is σ = 21972090240. Its totient is φ = 12084646464.

The previous prime is 16669795411. The next prime is 16669795463. The reversal of 16669795445 is 54459796661.

It is a cyclic number.

It is not a de Polignac number, because 16669795445 - 2⁶ = 16669795381 is a prime.

It is a congruent number.

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, 3812414 + ... + 3816783.

It is an arithmetic number, because the mean of its divisors is an integer number (1373255640).

Almost surely, 2^16669795445 is an apocalyptic number.

It is an amenable number.

16669795445 is a deficient number, since it is larger than the sum of its proper divisors (5302294795).

16669795445 is a wasteful number, since it uses less digits than its factorization.

16669795445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7629244.

The product of its digits is 48988800, while the sum is 62.

The spelling of 16669795445 in words is "sixteen billion, six hundred sixty-nine million, seven hundred ninety-five thousand, four hundred forty-five".