34543434205 has 12 divisors (see below), whose sum is σ = 48219814620. Its totient is φ = 23686926144.

The previous prime is 34543434179. The next prime is 34543434209. The reversal of 34543434205 is 50243434543.

It can be written as a sum of positive squares in 2 ways, for example, as 25051608729 + 9491825476 = 158277^2 + 97426^2 .

It is not a de Polignac number, because 34543434205 - 2¹³ = 34543426013 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34543434209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70496560 + ... + 70497049.

It is an arithmetic number, because the mean of its divisors is an integer number (4018317885).

Almost surely, 2^34543434205 is an apocalyptic number.

34543434205 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

34543434205 is a deficient number, since it is larger than the sum of its proper divisors (13676380415).

34543434205 is a wasteful number, since it uses less digits than its factorization.

34543434205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140993628 (or 140993621 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 37.

Adding to 34543434205 its reverse (50243434543), we get a palindrome (84786868748).

The spelling of 34543434205 in words is "thirty-four billion, five hundred forty-three million, four hundred thirty-four thousand, two hundred five".