264472326643 has 8 divisors (see below), whose sum is σ = 304460322912. Its totient is φ = 225035889216.

The previous prime is 264472326623. The next prime is 264472326649. The reversal of 264472326643 is 346623274462.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264472326643 is a prime.

It is a super-2 number, since 2×264472326643² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264472326649) 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, 137888680 + ... + 137890597.

It is an arithmetic number, because the mean of its divisors is an integer number (38057540364).

Almost surely, 2^264472326643 is an apocalyptic number.

264472326643 is a deficient number, since it is larger than the sum of its proper divisors (39987996269).

264472326643 is a wasteful number, since it uses less digits than its factorization.

264472326643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275779421.

The product of its digits is 6967296, while the sum is 49.

The spelling of 264472326643 in words is "two hundred sixty-four billion, four hundred seventy-two million, three hundred twenty-six thousand, six hundred forty-three".