322573673621 has 4 divisors (see below), whose sum is σ = 322605918432. Its totient is φ = 322541428812.

The previous prime is 322573673603. The next prime is 322573673627. The reversal of 322573673621 is 126376375223.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 126376375223 = 7 ⋅18053767889.

It is a cyclic number.

It is not a de Polignac number, because 322573673621 - 2⁶ = 322573673557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (322573673627) 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, 16107395 + ... + 16127408.

It is an arithmetic number, because the mean of its divisors is an integer number (80651479608).

Almost surely, 2^322573673621 is an apocalyptic number.

It is an amenable number.

322573673621 is a deficient number, since it is larger than the sum of its proper divisors (32244811).

322573673621 is a wasteful number, since it uses less digits than its factorization.

322573673621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32244810.

The product of its digits is 1905120, while the sum is 47.

The spelling of 322573673621 in words is "three hundred twenty-two billion, five hundred seventy-three million, six hundred seventy-three thousand, six hundred twenty-one".