7340664528539 has 2 divisors, whose sum is σ = 7340664528540. Its totient is φ = 7340664528538.

The previous prime is 7340664528499. The next prime is 7340664528551. The reversal of 7340664528539 is 9358254660437.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7340664528539 is a prime.

It is not a weakly prime, because it can be changed into another prime (7340664528569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3670332264269 + 3670332264270.

It is an arithmetic number, because the mean of its divisors is an integer number (3670332264270).

Almost surely, 2^{7340664528539} is an apocalyptic number.

7340664528539 is a deficient number, since it is larger than the sum of its proper divisors (1).

7340664528539 is an equidigital number, since it uses as much as digits as its factorization.

7340664528539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 130636800, while the sum is 62.

The spelling of 7340664528539 in words is "seven trillion, three hundred forty billion, six hundred sixty-four million, five hundred twenty-eight thousand, five hundred thirty-nine".