342278872243 has 24 divisors (see below), whose sum is σ = 436868460720. Its totient is φ = 265169056320.

The previous prime is 342278872223. The next prime is 342278872261.

342278872243 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 342278872243 - 2³³ = 333688937651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342278872223) 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, 1742088 + ... + 1928581.

It is an arithmetic number, because the mean of its divisors is an integer number (18202852530).

Almost surely, 2^342278872243 is an apocalyptic number.

342278872243 is a deficient number, since it is larger than the sum of its proper divisors (94589588477).

342278872243 is a wasteful number, since it uses less digits than its factorization.

342278872243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670867 (or 3670860 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 52.

The spelling of 342278872243 in words is "three hundred forty-two billion, two hundred seventy-eight million, eight hundred seventy-two thousand, two hundred forty-three".