4515112220415 has 128 divisors (see below), whose sum is σ = 8184778721280. Its totient is φ = 2111787417600.

The previous prime is 4515112220401. The next prime is 4515112220519. The reversal of 4515112220415 is 5140222115154.

It is not a de Polignac number, because 4515112220415 - 2³¹ = 4512964736767 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 144806307 + ... + 144837483.

It is an arithmetic number, because the mean of its divisors is an integer number (63943583760).

Almost surely, 2^{4515112220415} is an apocalyptic number.

4515112220415 is a deficient number, since it is larger than the sum of its proper divisors (3669666500865).

4515112220415 is a wasteful number, since it uses less digits than its factorization.

4515112220415 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31713.

The product of its (nonzero) digits is 16000, while the sum is 33.

Adding to 4515112220415 its reverse (5140222115154), we get a palindrome (9655334335569).

The spelling of 4515112220415 in words is "four trillion, five hundred fifteen billion, one hundred twelve million, two hundred twenty thousand, four hundred fifteen".