264839373413 has 2 divisors, whose sum is σ = 264839373414. Its totient is φ = 264839373412.

The previous prime is 264839373371. The next prime is 264839373439. The reversal of 264839373413 is 314373938462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165915284929 + 98924088484 = 407327^2 + 314522^2 .

It is a cyclic number.

It is not a de Polignac number, because 264839373413 - 2¹⁰ = 264839372389 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264839373473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132419686706 + 132419686707.

It is an arithmetic number, because the mean of its divisors is an integer number (132419686707).

Almost surely, 2^264839373413 is an apocalyptic number.

It is an amenable number.

264839373413 is a deficient number, since it is larger than the sum of its proper divisors (1).

264839373413 is an equidigital number, since it uses as much as digits as its factorization.

264839373413 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 53.

The spelling of 264839373413 in words is "two hundred sixty-four billion, eight hundred thirty-nine million, three hundred seventy-three thousand, four hundred thirteen".