973827221699 has 4 divisors (see below), whose sum is σ = 973829445936. Its totient is φ = 973824997464.

The previous prime is 973827221669. The next prime is 973827221707. The reversal of 973827221699 is 996122728379.

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 973827221699 - 2¹⁶ = 973827156163 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (973827221669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213164 + ... + 1411769.

It is an arithmetic number, because the mean of its divisors is an integer number (243457361484).

Almost surely, 2^973827221699 is an apocalyptic number.

973827221699 is a deficient number, since it is larger than the sum of its proper divisors (2224237).

973827221699 is a wasteful number, since it uses less digits than its factorization.

973827221699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2224236.

The product of its digits is 41150592, while the sum is 65.

The spelling of 973827221699 in words is "nine hundred seventy-three billion, eight hundred twenty-seven million, two hundred twenty-one thousand, six hundred ninety-nine".