264451136135 has 4 divisors (see below), whose sum is σ = 317341363368. Its totient is φ = 211560908904.

The previous prime is 264451136129. The next prime is 264451136227. The reversal of 264451136135 is 531631154462.

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

It is a cyclic number.

It is not a de Polignac number, because 264451136135 - 2⁶ = 264451136071 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 264451136092 and 264451136101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26445113609 + ... + 26445113618.

It is an arithmetic number, because the mean of its divisors is an integer number (79335340842).

Almost surely, 2^264451136135 is an apocalyptic number.

264451136135 is a deficient number, since it is larger than the sum of its proper divisors (52890227233).

264451136135 is an equidigital number, since it uses as much as digits as its factorization.

264451136135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52890227232.

The product of its digits is 259200, while the sum is 41.

The spelling of 264451136135 in words is "two hundred sixty-four billion, four hundred fifty-one million, one hundred thirty-six thousand, one hundred thirty-five".