264740035697 has 2 divisors, whose sum is σ = 264740035698. Its totient is φ = 264740035696.

The previous prime is 264740035673. The next prime is 264740035733. The reversal of 264740035697 is 796530047462.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 257851699681 + 6888336016 = 507791^2 + 82996^2 .

It is a cyclic number.

It is not a de Polignac number, because 264740035697 - 2⁶ = 264740035633 is a prime.

It is not a weakly prime, because it can be changed into another prime (264740035627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132370017848 + 132370017849.

It is an arithmetic number, because the mean of its divisors is an integer number (132370017849).

Almost surely, 2^264740035697 is an apocalyptic number.

It is an amenable number.

264740035697 is a deficient number, since it is larger than the sum of its proper divisors (1).

264740035697 is an equidigital number, since it uses as much as digits as its factorization.

264740035697 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 264740035697 in words is "two hundred sixty-four billion, seven hundred forty million, thirty-five thousand, six hundred ninety-seven".