345442141244543 has 16 divisors (see below), whose sum is σ = 398875249267776. Its totient is φ = 293032670438400.

The previous prime is 345442141244527. The next prime is 345442141244561.

It is a happy number.

345442141244543 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 345442141244543 - 2⁴ = 345442141244527 is a prime.

It is a super-2 number, since 2×345442141244543² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 345442141244491 and 345442141244500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345442141274543) 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, 105872696 + ... + 109086717.

It is an arithmetic number, because the mean of its divisors is an integer number (24929703079236).

Almost surely, 2^{345442141244543} is an apocalyptic number.

345442141244543 is a deficient number, since it is larger than the sum of its proper divisors (53433108023233).

345442141244543 is a wasteful number, since it uses less digits than its factorization.

345442141244543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214961794.

The product of its digits is 14745600, while the sum is 50.

The spelling of 345442141244543 in words is "three hundred forty-five trillion, four hundred forty-two billion, one hundred forty-one million, two hundred forty-four thousand, five hundred forty-three".