345324363423543 has 128 divisors (see below), whose sum is σ = 601235282073600. Its totient is φ = 191753118775296.

The previous prime is 345324363423541. The next prime is 345324363423583.

345324363423543 is a `hidden beast` number, since 3 + 4 + 5 + 3 + 2 + 4 + 363 + 4 + 235 + 43 = 666.

345324363423543 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 345324363423543 - 2¹ = 345324363423541 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 345324363423543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345324363423541) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 19555139448 + ... + 19555157106.

It is an arithmetic number, because the mean of its divisors is an integer number (4697150641200).

Almost surely, 2^{345324363423543} is an apocalyptic number.

345324363423543 is a deficient number, since it is larger than the sum of its proper divisors (255910918650057).

345324363423543 is a wasteful number, since it uses less digits than its factorization.

345324363423543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21078 (or 21072 counting only the distinct ones).

The product of its digits is 111974400, while the sum is 54.

The spelling of 345324363423543 in words is "three hundred forty-five trillion, three hundred twenty-four billion, three hundred sixty-three million, four hundred twenty-three thousand, five hundred forty-three".