264406530877 has 2 divisors, whose sum is σ = 264406530878. Its totient is φ = 264406530876.

The previous prime is 264406530863. The next prime is 264406530893. The reversal of 264406530877 is 778035604462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 207517602681 + 56888928196 = 455541^2 + 238514^2 .

It is a cyclic number.

It is not a de Polignac number, because 264406530877 - 2³¹ = 262259047229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264406530847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132203265438 + 132203265439.

It is an arithmetic number, because the mean of its divisors is an integer number (132203265439).

Almost surely, 2^264406530877 is an apocalyptic number.

It is an amenable number.

264406530877 is a deficient number, since it is larger than the sum of its proper divisors (1).

264406530877 is an equidigital number, since it uses as much as digits as its factorization.

264406530877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6773760, while the sum is 52.

The spelling of 264406530877 in words is "two hundred sixty-four billion, four hundred six million, five hundred thirty thousand, eight hundred seventy-seven".