515145001222204 has 24 divisors (see below), whose sum is σ = 917969484161520. Its totient is φ = 252879301056384.

The previous prime is 515145001222139. The next prime is 515145001222237. The reversal of 515145001222204 is 402222100541515.

It is a self number, because there is not a number n which added to its sum of digits gives 515145001222204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1411730769 + ... + 1412095624.

It is an arithmetic number, because the mean of its divisors is an integer number (38248728506730).

Almost surely, 2^{515145001222204} is an apocalyptic number.

It is an amenable number.

515145001222204 is a deficient number, since it is larger than the sum of its proper divisors (402824482939316).

515145001222204 is a wasteful number, since it uses less digits than its factorization.

515145001222204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2823827229 (or 2823827227 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 34.

Adding to 515145001222204 its reverse (402222100541515), we get a palindrome (917367101763719).

The spelling of 515145001222204 in words is "five hundred fifteen trillion, one hundred forty-five billion, one million, two hundred twenty-two thousand, two hundred four".