515140241334342 has 64 divisors (see below), whose sum is σ = 1119768582320640. Its totient is φ = 157046863336704.

The previous prime is 515140241334233. The next prime is 515140241334343. The reversal of 515140241334342 is 243433142041515.

It is a junction number, because it is equal to n+sod(n) for n = 515140241334294 and 515140241334303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515140241334343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 40498242 + ... + 51675797.

It is an arithmetic number, because the mean of its divisors is an integer number (17496384098760).

Almost surely, 2^{515140241334342} is an apocalyptic number.

515140241334342 is an abundant number, since it is smaller than the sum of its proper divisors (604628340986298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

515140241334342 is a wasteful number, since it uses less digits than its factorization.

515140241334342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92174717.

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 515140241334342 its reverse (243433142041515), we get a palindrome (758573383375857).

The spelling of 515140241334342 in words is "five hundred fifteen trillion, one hundred forty billion, two hundred forty-one million, three hundred thirty-four thousand, three hundred forty-two".