264732888481 has 2 divisors, whose sum is σ = 264732888482. Its totient is φ = 264732888480.

The previous prime is 264732888463. The next prime is 264732888509. The reversal of 264732888481 is 184888237462.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 241135013025 + 23597875456 = 491055^2 + 153616^2 .

It is a cyclic number.

It is not a de Polignac number, because 264732888481 - 2⁷ = 264732888353 is a prime.

It is a super-2 number, since 2×264732888481² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (264732888181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132366444240 + 132366444241.

It is an arithmetic number, because the mean of its divisors is an integer number (132366444241).

Almost surely, 2^264732888481 is an apocalyptic number.

It is an amenable number.

264732888481 is a deficient number, since it is larger than the sum of its proper divisors (1).

264732888481 is an equidigital number, since it uses as much as digits as its factorization.

264732888481 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 33030144, while the sum is 61.

The spelling of 264732888481 in words is "two hundred sixty-four billion, seven hundred thirty-two million, eight hundred eighty-eight thousand, four hundred eighty-one".