321185577423 has 4 divisors (see below), whose sum is σ = 428247436568. Its totient is φ = 214123718280.

The previous prime is 321185577407. The next prime is 321185577467. The reversal of 321185577423 is 324775581123.

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

It is not a de Polignac number, because 321185577423 - 2⁴ = 321185577407 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 (321185577023) 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, 53530929568 + ... + 53530929573.

It is an arithmetic number, because the mean of its divisors is an integer number (107061859142).

Almost surely, 2^321185577423 is an apocalyptic number.

321185577423 is a deficient number, since it is larger than the sum of its proper divisors (107061859145).

321185577423 is a wasteful number, since it uses less digits than its factorization.

321185577423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107061859144.

The product of its digits is 1411200, while the sum is 48.

The spelling of 321185577423 in words is "three hundred twenty-one billion, one hundred eighty-five million, five hundred seventy-seven thousand, four hundred twenty-three".