264882378811 has 2 divisors, whose sum is σ = 264882378812. Its totient is φ = 264882378810.

The previous prime is 264882378757. The next prime is 264882378821. The reversal of 264882378811 is 118873288462.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 264882378811 - 2¹¹ = 264882376763 is a prime.

It is not a weakly prime, because it can be changed into another prime (264882378821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132441189405 + 132441189406.

It is an arithmetic number, because the mean of its divisors is an integer number (132441189406).

Almost surely, 2^264882378811 is an apocalyptic number.

264882378811 is a deficient number, since it is larger than the sum of its proper divisors (1).

264882378811 is an equidigital number, since it uses as much as digits as its factorization.

264882378811 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8257536, while the sum is 58.

The spelling of 264882378811 in words is "two hundred sixty-four billion, eight hundred eighty-two million, three hundred seventy-eight thousand, eight hundred eleven".