264677377 has 2 divisors, whose sum is σ = 264677378. Its totient is φ = 264677376.

The previous prime is 264677359. The next prime is 264677383. The reversal of 264677377 is 773776462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 262958656 + 1718721 = 16216^2 + 1311^2 .

It is a cyclic number.

It is not a de Polignac number, because 264677377 - 2⁷ = 264677249 is a prime.

It is a super-2 number, since 2×264677377² = 140108227791200258, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 264677377.

It is not a weakly prime, because it can be changed into another prime (264677327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132338688 + 132338689.

It is an arithmetic number, because the mean of its divisors is an integer number (132338689).

Almost surely, 2^264677377 is an apocalyptic number.

It is an amenable number.

264677377 is a deficient number, since it is larger than the sum of its proper divisors (1).

264677377 is an equidigital number, since it uses as much as digits as its factorization.

264677377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2074464, while the sum is 49.

The square root of 264677377 is about 16268.9082915849. The cubic root of 264677377 is about 642.0550615456.

The spelling of 264677377 in words is "two hundred sixty-four million, six hundred seventy-seven thousand, three hundred seventy-seven".