264949877 has 2 divisors, whose sum is σ = 264949878. Its totient is φ = 264949876.

The previous prime is 264949849. The next prime is 264949891. The reversal of 264949877 is 778949462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 262472401 + 2477476 = 16201^2 + 1574^2 .

It is a cyclic number.

It is not a de Polignac number, because 264949877 - 2⁸ = 264949621 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 (264949837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132474938 + 132474939.

It is an arithmetic number, because the mean of its divisors is an integer number (132474939).

Almost surely, 2^264949877 is an apocalyptic number.

It is an amenable number.

264949877 is a deficient number, since it is larger than the sum of its proper divisors (1).

264949877 is an equidigital number, since it uses as much as digits as its factorization.

264949877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6096384, while the sum is 56.

The square root of 264949877 is about 16277.2810075885. The cubic root of 264949877 is about 642.2753297036.

The spelling of 264949877 in words is "two hundred sixty-four million, nine hundred forty-nine thousand, eight hundred seventy-seven".