321052623355 has 4 divisors (see below), whose sum is σ = 385263148032. Its totient is φ = 256842098680.

The previous prime is 321052623343. The next prime is 321052623377. The reversal of 321052623355 is 553326250123.

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

It is not a de Polignac number, because 321052623355 - 2²⁹ = 320515752443 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32105262331 + ... + 32105262340.

It is an arithmetic number, because the mean of its divisors is an integer number (96315787008).

Almost surely, 2^321052623355 is an apocalyptic number.

321052623355 is a deficient number, since it is larger than the sum of its proper divisors (64210524677).

321052623355 is an equidigital number, since it uses as much as digits as its factorization.

321052623355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64210524676.

The product of its (nonzero) digits is 162000, while the sum is 37.

Adding to 321052623355 its reverse (553326250123), we get a palindrome (874378873478).

The spelling of 321052623355 in words is "three hundred twenty-one billion, fifty-two million, six hundred twenty-three thousand, three hundred fifty-five".