515422443414140 has 24 divisors (see below), whose sum is σ = 1082389035630672. Its totient is φ = 206168614611200.

The previous prime is 515422443414139. The next prime is 515422443414299. The reversal of 515422443414140 is 41414344224515.

It is a junction number, because it is equal to n+sod(n) for n = 515422443414091 and 515422443414100.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 10871309 + ... + 33897348.

It is an arithmetic number, because the mean of its divisors is an integer number (45099543151278).

Almost surely, 2^{515422443414140} is an apocalyptic number.

It is an amenable number.

515422443414140 is an abundant number, since it is smaller than the sum of its proper divisors (566966592216532).

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

515422443414140 is a wasteful number, since it uses less digits than its factorization.

515422443414140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45344317 (or 45344315 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 44.

Adding to 515422443414140 its reverse (41414344224515), we get a palindrome (556836787638655).

The spelling of 515422443414140 in words is "five hundred fifteen trillion, four hundred twenty-two billion, four hundred forty-three million, four hundred fourteen thousand, one hundred forty".