34020640061819 has 2 divisors, whose sum is σ = 34020640061820. Its totient is φ = 34020640061818.

The previous prime is 34020640061773. The next prime is 34020640061951. The reversal of 34020640061819 is 91816004602043.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 34020640061819 - 2¹⁶ = 34020639996283 is a prime.

It is a super-2 number, since 2×34020640061819² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 34020640061819.

It is not a weakly prime, because it can be changed into another prime (34020640001819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17010320030909 + 17010320030910.

It is an arithmetic number, because the mean of its divisors is an integer number (17010320030910).

Almost surely, 2^{34020640061819} is an apocalyptic number.

34020640061819 is a deficient number, since it is larger than the sum of its proper divisors (1).

34020640061819 is an equidigital number, since it uses as much as digits as its factorization.

34020640061819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 44.

The spelling of 34020640061819 in words is "thirty-four trillion, twenty billion, six hundred forty million, sixty-one thousand, eight hundred nineteen".