347564605489 has 2 divisors, whose sum is σ = 347564605490. Its totient is φ = 347564605488.

The previous prime is 347564605457. The next prime is 347564605523. The reversal of 347564605489 is 984506465743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 338762413089 + 8802192400 = 582033^2 + 93820^2 .

It is a cyclic number.

It is not a de Polignac number, because 347564605489 - 2⁵ = 347564605457 is a prime.

It is not a weakly prime, because it can be changed into another prime (347564600489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173782302744 + 173782302745.

It is an arithmetic number, because the mean of its divisors is an integer number (173782302745).

Almost surely, 2^347564605489 is an apocalyptic number.

It is an amenable number.

347564605489 is a deficient number, since it is larger than the sum of its proper divisors (1).

347564605489 is an equidigital number, since it uses as much as digits as its factorization.

347564605489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87091200, while the sum is 61.

The spelling of 347564605489 in words is "three hundred forty-seven billion, five hundred sixty-four million, six hundred five thousand, four hundred eighty-nine".