342105501243 has 16 divisors (see below), whose sum is σ = 523797897600. Its totient is φ = 196424210880.

The previous prime is 342105501223. The next prime is 342105501253.

342105501243 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 342105501243 - 2⁹ = 342105500731 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 342105501243.

It is not an unprimeable number, because it can be changed into a prime (342105501223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272810778 + ... + 272812031.

It is an arithmetic number, because the mean of its divisors is an integer number (32737368600).

Almost surely, 2^342105501243 is an apocalyptic number.

342105501243 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

342105501243 is a deficient number, since it is larger than the sum of its proper divisors (181692396357).

342105501243 is a wasteful number, since it uses less digits than its factorization.

342105501243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545622842.

The product of its (nonzero) digits is 14400, while the sum is 30.

It can be divided in two parts, 342105 and 501243, that added together give a palindrome (843348).

The spelling of 342105501243 in words is "three hundred forty-two billion, one hundred five million, five hundred one thousand, two hundred forty-three".