34123551543 has 24 divisors (see below), whose sum is σ = 51923206400. Its totient is φ = 21535332624.

The previous prime is 34123551533. The next prime is 34123551557. The reversal of 34123551543 is 34515532143.

34123551543 is a `hidden beast` number, since 3 + 41 + 23 + 5 + 51 + 543 = 666.

It is not a de Polignac number, because 34123551543 - 2¹⁰ = 34123550519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34123551498 and 34123551507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34123551533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 151728 + ... + 302106.

Almost surely, 2^34123551543 is an apocalyptic number.

34123551543 is a deficient number, since it is larger than the sum of its proper divisors (17799654857).

34123551543 is a wasteful number, since it uses less digits than its factorization.

34123551543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151731 (or 151728 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The spelling of 34123551543 in words is "thirty-four billion, one hundred twenty-three million, five hundred fifty-one thousand, five hundred forty-three".