345434080434543 has 16 divisors (see below), whose sum is σ = 516821066440800. Its totient is φ = 228009294014400.

The previous prime is 345434080434517. The next prime is 345434080434551.

345434080434543 is a `hidden beast` number, since 3 + 4 + 5 + 43 + 40 + 80 + 434 + 54 + 3 = 666.

345434080434543 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 345434080434543 - 2⁶ = 345434080434479 is a prime.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 345434080434543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345434080434503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63335912278 + ... + 63335917731.

It is an arithmetic number, because the mean of its divisors is an integer number (32301316652550).

Almost surely, 2^{345434080434543} is an apocalyptic number.

345434080434543 is a deficient number, since it is larger than the sum of its proper divisors (171386986006257).

345434080434543 is a wasteful number, since it uses less digits than its factorization.

345434080434543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126671830119 (or 126671830113 counting only the distinct ones).

The product of its (nonzero) digits is 66355200, while the sum is 54.

The spelling of 345434080434543 in words is "three hundred forty-five trillion, four hundred thirty-four billion, eighty million, four hundred thirty-four thousand, five hundred forty-three".