264312264803437 has 2 divisors, whose sum is σ = 264312264803438. Its totient is φ = 264312264803436.

The previous prime is 264312264803369. The next prime is 264312264803443. The reversal of 264312264803437 is 734308462213462.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 261714127011561 + 2598137791876 = 16177581^2 + 1611874^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264312264803437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (264312264801437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132156132401718 + 132156132401719.

It is an arithmetic number, because the mean of its divisors is an integer number (132156132401719).

Almost surely, 2^{264312264803437} is an apocalyptic number.

It is an amenable number.

264312264803437 is a deficient number, since it is larger than the sum of its proper divisors (1).

264312264803437 is an equidigital number, since it uses as much as digits as its factorization.

264312264803437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27869184, while the sum is 55.

The spelling of 264312264803437 in words is "two hundred sixty-four trillion, three hundred twelve billion, two hundred sixty-four million, eight hundred three thousand, four hundred thirty-seven".