34020403065 has 24 divisors (see below), whose sum is σ = 64329490368. Its totient is φ = 16494740640.

The previous prime is 34020403019. The next prime is 34020403091. The reversal of 34020403065 is 56030402043.

It is not a de Polignac number, because 34020403065 - 2¹¹ = 34020401017 is a prime.

It is a super-2 number, since 2×34020403065² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34363549 + ... + 34364538.

It is an arithmetic number, because the mean of its divisors is an integer number (2680395432).

Almost surely, 2^34020403065 is an apocalyptic number.

It is an amenable number.

34020403065 is a deficient number, since it is larger than the sum of its proper divisors (30309087303).

34020403065 is a wasteful number, since it uses less digits than its factorization.

34020403065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68728109 (or 68728106 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The spelling of 34020403065 in words is "thirty-four billion, twenty million, four hundred three thousand, sixty-five".