34220544645 has 64 divisors (see below), whose sum is σ = 64349669376. Its totient is φ = 15201043200.

The previous prime is 34220544637. The next prime is 34220544653. The reversal of 34220544645 is 54644502243.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (34220544637) and next prime (34220544653).

It is not a de Polignac number, because 34220544645 - 2³ = 34220544637 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3207570 + ... + 3218220.

It is an arithmetic number, because the mean of its divisors is an integer number (1005463584).

Almost surely, 2^34220544645 is an apocalyptic number.

34220544645 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

34220544645 is a deficient number, since it is larger than the sum of its proper divisors (30129124731).

34220544645 is a wasteful number, since it uses less digits than its factorization.

34220544645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11530.

The product of its (nonzero) digits is 460800, while the sum is 39.

The spelling of 34220544645 in words is "thirty-four billion, two hundred twenty million, five hundred forty-four thousand, six hundred forty-five".