264433475653 has 2 divisors, whose sum is σ = 264433475654. Its totient is φ = 264433475652.

The previous prime is 264433475617. The next prime is 264433475731. The reversal of 264433475653 is 356574334462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 264403696804 + 29778849 = 514202^2 + 5457^2 .

It is a cyclic number.

It is not a de Polignac number, because 264433475653 - 2³³ = 255843541061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 264433475653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264433475953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132216737826 + 132216737827.

It is an arithmetic number, because the mean of its divisors is an integer number (132216737827).

Almost surely, 2^264433475653 is an apocalyptic number.

It is an amenable number.

264433475653 is a deficient number, since it is larger than the sum of its proper divisors (1).

264433475653 is an equidigital number, since it uses as much as digits as its factorization.

264433475653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 21772800, while the sum is 52.

The spelling of 264433475653 in words is "two hundred sixty-four billion, four hundred thirty-three million, four hundred seventy-five thousand, six hundred fifty-three".