342543345243 has 16 divisors (see below), whose sum is σ = 498264162816. Its totient is φ = 207593987040.

The previous prime is 342543345241. The next prime is 342543345251.

342543345243 is nontrivially palindromic in base 10.

342543345243 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 342543345243 - 2¹ = 342543345241 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342543345195 and 342543345204.

It is not an unprimeable number, because it can be changed into a prime (342543345241) 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, 728046 + ... + 1102332.

It is an arithmetic number, because the mean of its divisors is an integer number (31141510176).

Almost surely, 2^342543345243 is an apocalyptic number.

342543345243 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

342543345243 is a deficient number, since it is larger than the sum of its proper divisors (155720817573).

342543345243 is a wasteful number, since it uses less digits than its factorization.

342543345243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402034.

The product of its digits is 2073600, while the sum is 42.

It can be divided in two parts, 342543 and 345243, that added together give a palindrome (687786).

The spelling of 342543345243 in words is "three hundred forty-two billion, five hundred forty-three million, three hundred forty-five thousand, two hundred forty-three".