264375677 has 2 divisors, whose sum is σ = 264375678. Its totient is φ = 264375676.

The previous prime is 264375673. The next prime is 264375697. The reversal of 264375677 is 776573462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 192820996 + 71554681 = 13886^2 + 8459^2 .

It is a cyclic number.

It is not a de Polignac number, because 264375677 - 2² = 264375673 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264375673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132187838 + 132187839.

It is an arithmetic number, because the mean of its divisors is an integer number (132187839).

Almost surely, 2^264375677 is an apocalyptic number.

It is an amenable number.

264375677 is a deficient number, since it is larger than the sum of its proper divisors (1).

264375677 is an equidigital number, since it uses as much as digits as its factorization.

264375677 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1481760, while the sum is 47.

The square root of 264375677 is about 16259.6333599500. The cubic root of 264375677 is about 641.8110139154.

The spelling of 264375677 in words is "two hundred sixty-four million, three hundred seventy-five thousand, six hundred seventy-seven".