34505738689 has 2 divisors, whose sum is σ = 34505738690. Its totient is φ = 34505738688.

The previous prime is 34505738639. The next prime is 34505738713. The reversal of 34505738689 is 98683750543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23006822400 + 11498916289 = 151680^2 + 107233^2 .

It is a cyclic number.

It is not a de Polignac number, because 34505738689 - 2²¹ = 34503641537 is a prime.

It is not a weakly prime, because it can be changed into another prime (34505738609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17252869344 + 17252869345.

It is an arithmetic number, because the mean of its divisors is an integer number (17252869345).

Almost surely, 2^34505738689 is an apocalyptic number.

It is an amenable number.

34505738689 is a deficient number, since it is larger than the sum of its proper divisors (1).

34505738689 is an equidigital number, since it uses as much as digits as its factorization.

34505738689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 34505738689 in words is "thirty-four billion, five hundred five million, seven hundred thirty-eight thousand, six hundred eighty-nine".