321432454255 has 16 divisors (see below), whose sum is σ = 420884390304. Its totient is φ = 233713454080.

The previous prime is 321432454171. The next prime is 321432454271. The reversal of 321432454255 is 552454234123.

It is not a de Polignac number, because 321432454255 - 2¹⁷ = 321432323183 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 461002 + ... + 924871.

It is an arithmetic number, because the mean of its divisors is an integer number (26305274394).

Almost surely, 2^321432454255 is an apocalyptic number.

321432454255 is a deficient number, since it is larger than the sum of its proper divisors (99451936049).

321432454255 is a wasteful number, since it uses less digits than its factorization.

321432454255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1390106.

The product of its digits is 576000, while the sum is 40.

Adding to 321432454255 its reverse (552454234123), we get a palindrome (873886688378).

The spelling of 321432454255 in words is "three hundred twenty-one billion, four hundred thirty-two million, four hundred fifty-four thousand, two hundred fifty-five".