264802861871 has 2 divisors, whose sum is σ = 264802861872. Its totient is φ = 264802861870.

The previous prime is 264802861823. The next prime is 264802861879. The reversal of 264802861871 is 178168208462.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264802861871 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264802861879) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132401430935 + 132401430936.

It is an arithmetic number, because the mean of its divisors is an integer number (132401430936).

Almost surely, 2^264802861871 is an apocalyptic number.

264802861871 is a deficient number, since it is larger than the sum of its proper divisors (1).

264802861871 is an equidigital number, since it uses as much as digits as its factorization.

264802861871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2064384, while the sum is 53.

The spelling of 264802861871 in words is "two hundred sixty-four billion, eight hundred two million, eight hundred sixty-one thousand, eight hundred seventy-one".