515550352132122 has 16 divisors (see below), whose sum is σ = 1037060823944160. Its totient is φ = 170856764097392.

The previous prime is 515550352132117. The next prime is 515550352132139. The reversal of 515550352132122 is 221231253055515.

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, 248338318872 + ... + 248338320947.

It is an arithmetic number, because the mean of its divisors is an integer number (64816301496510).

Almost surely, 2^{515550352132122} is an apocalyptic number.

515550352132122 is an abundant number, since it is smaller than the sum of its proper divisors (521510471812038).

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

515550352132122 is a wasteful number, since it uses less digits than its factorization.

515550352132122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496676639997.

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 515550352132122 in words is "five hundred fifteen trillion, five hundred fifty billion, three hundred fifty-two million, one hundred thirty-two thousand, one hundred twenty-two".