264334563214523 has 2 divisors, whose sum is σ = 264334563214524. Its totient is φ = 264334563214522.

The previous prime is 264334563214489. The next prime is 264334563214543. The reversal of 264334563214523 is 325412365433462.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264334563214523 is a prime.

It is a super-2 number, since 2×264334563214523² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (264334563214543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132167281607261 + 132167281607262.

It is an arithmetic number, because the mean of its divisors is an integer number (132167281607262).

Almost surely, 2^{264334563214523} is an apocalyptic number.

264334563214523 is a deficient number, since it is larger than the sum of its proper divisors (1).

264334563214523 is an equidigital number, since it uses as much as digits as its factorization.

264334563214523 is an evil number, because the sum of its binary digits is even.

The product of its digits is 37324800, while the sum is 53.

The spelling of 264334563214523 in words is "two hundred sixty-four trillion, three hundred thirty-four billion, five hundred sixty-three million, two hundred fourteen thousand, five hundred twenty-three".