342150520243 has 16 divisors (see below), whose sum is σ = 391759211776. Its totient is φ = 292724863200.

The previous prime is 342150520207. The next prime is 342150520253. The reversal of 342150520243 is 342025051243.

It is a de Polignac number, because none of the positive numbers 2^k-342150520243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342150520253) 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, 8241205 + ... + 8282617.

It is an arithmetic number, because the mean of its divisors is an integer number (24484950736).

Almost surely, 2^342150520243 is an apocalyptic number.

342150520243 is a deficient number, since it is larger than the sum of its proper divisors (49608691533).

342150520243 is a wasteful number, since it uses less digits than its factorization.

342150520243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43594.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 342150520243 its reverse (342025051243), we get a palindrome (684175571486).

It can be divided in two parts, 3421 and 50520243, that added together give a square (50523664 = 7108²).

The spelling of 342150520243 in words is "three hundred forty-two billion, one hundred fifty million, five hundred twenty thousand, two hundred forty-three".