264435311632321 has 8 divisors (see below), whose sum is σ = 280087582648320. Its totient is φ = 248793846470208.

The previous prime is 264435311632313. The next prime is 264435311632339. The reversal of 264435311632321 is 123236113534462.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 264435311632321 - 2³ = 264435311632313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264435311639321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2701413081 + ... + 2701510966.

It is an arithmetic number, because the mean of its divisors is an integer number (35010947831040).

Almost surely, 2^{264435311632321} is an apocalyptic number.

It is an amenable number.

264435311632321 is a deficient number, since it is larger than the sum of its proper divisors (15652271015999).

264435311632321 is a wasteful number, since it uses less digits than its factorization.

264435311632321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5402926943.

The product of its digits is 1866240, while the sum is 46.

The spelling of 264435311632321 in words is "two hundred sixty-four trillion, four hundred thirty-five billion, three hundred eleven million, six hundred thirty-two thousand, three hundred twenty-one".