16673643461033 has 4 divisors (see below), whose sum is σ = 17956231419588. Its totient is φ = 15391055502480.

The previous prime is 16673643461011. The next prime is 16673643461071. The reversal of 16673643461033 is 33016434637661.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 929984423449 + 15743659037584 = 964357^2 + 3967828^2 .

It is a cyclic number.

It is not a de Polignac number, because 16673643461033 - 2¹⁰ = 16673643460009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16673643461533) 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, 641293979258 + ... + 641293979283.

It is an arithmetic number, because the mean of its divisors is an integer number (4489057854897).

Almost surely, 2^{16673643461033} is an apocalyptic number.

16673643461033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

16673643461033 is a deficient number, since it is larger than the sum of its proper divisors (1282587958555).

16673643461033 is a wasteful number, since it uses less digits than its factorization.

16673643461033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1282587958554.

The product of its (nonzero) digits is 11757312, while the sum is 53.

The spelling of 16673643461033 in words is "sixteen trillion, six hundred seventy-three billion, six hundred forty-three million, four hundred sixty-one thousand, thirty-three".