34072321605 has 16 divisors (see below), whose sum is σ = 62303673984. Its totient is φ = 15575918400.

The previous prime is 34072321603. The next prime is 34072321607. The reversal of 34072321605 is 50612327043.

It is an interprime number because it is at equal distance from previous prime (34072321603) and next prime (34072321607).

It is not a de Polignac number, because 34072321605 - 2¹ = 34072321603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34072321603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162249046 + ... + 162249255.

It is an arithmetic number, because the mean of its divisors is an integer number (3893979624).

Almost surely, 2^34072321605 is an apocalyptic number.

34072321605 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

34072321605 is a deficient number, since it is larger than the sum of its proper divisors (28231352379).

34072321605 is a wasteful number, since it uses less digits than its factorization.

34072321605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324498316.

The product of its (nonzero) digits is 30240, while the sum is 33.

Adding to 34072321605 its reverse (50612327043), we get a palindrome (84684648648).

The spelling of 34072321605 in words is "thirty-four billion, seventy-two million, three hundred twenty-one thousand, six hundred five".