34389217855 has 32 divisors (see below), whose sum is σ = 43488345600. Its totient is φ = 26055292032.

The previous prime is 34389217783. The next prime is 34389217867. The reversal of 34389217855 is 55871298343.

It is not a de Polignac number, because 34389217855 - 2⁷ = 34389217727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34389217796 and 34389217805.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6343336 + ... + 6348754.

It is an arithmetic number, because the mean of its divisors is an integer number (1359010800).

Almost surely, 2^34389217855 is an apocalyptic number.

34389217855 is a deficient number, since it is larger than the sum of its proper divisors (9099127745).

34389217855 is a wasteful number, since it uses less digits than its factorization.

34389217855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5983.

The product of its digits is 7257600, while the sum is 55.

The spelling of 34389217855 in words is "thirty-four billion, three hundred eighty-nine million, two hundred seventeen thousand, eight hundred fifty-five".