1664569532083 has 4 divisors (see below), whose sum is σ = 1664572210120. Its totient is φ = 1664566854048.

The previous prime is 1664569532033. The next prime is 1664569532183. The reversal of 1664569532083 is 3802359654661.

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

It is a cyclic number.

It is not a de Polignac number, because 1664569532083 - 2²⁵ = 1664535977651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1664569532023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132016 + ... + 1829362.

It is an arithmetic number, because the mean of its divisors is an integer number (416143052530).

Almost surely, 2^{1664569532083} is an apocalyptic number.

1664569532083 is a deficient number, since it is larger than the sum of its proper divisors (2678037).

1664569532083 is an equidigital number, since it uses as much as digits as its factorization.

1664569532083 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2678036.

The product of its (nonzero) digits is 27993600, while the sum is 58.

The spelling of 1664569532083 in words is "one trillion, six hundred sixty-four billion, five hundred sixty-nine million, five hundred thirty-two thousand, eighty-three".