264166226643 has 8 divisors (see below), whose sum is σ = 384241784256. Its totient is φ = 160100743400.

The previous prime is 264166226633. The next prime is 264166226677. The reversal of 264166226643 is 346622661462.

264166226643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 264166226643 - 2⁴ = 264166226627 is a prime.

It is a super-3 number, since 3×264166226643³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 264166226592 and 264166226601.

It is not an unprimeable number, because it can be changed into a prime (264166226633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4002518553 + ... + 4002518618.

It is an arithmetic number, because the mean of its divisors is an integer number (48030223032).

Almost surely, 2^264166226643 is an apocalyptic number.

264166226643 is a deficient number, since it is larger than the sum of its proper divisors (120075557613).

264166226643 is a wasteful number, since it uses less digits than its factorization.

264166226643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8005037185.

The product of its digits is 2985984, while the sum is 48.

The spelling of 264166226643 in words is "two hundred sixty-four billion, one hundred sixty-six million, two hundred twenty-six thousand, six hundred forty-three".