515552651166 has 64 divisors (see below), whose sum is σ = 1214593975296. Its totient is φ = 142845292800.

The previous prime is 515552651149. The next prime is 515552651167. The reversal of 515552651166 is 661156255515.

It is a super-2 number, since 2×515552651166² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515552651167) 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, 1235215 + ... + 1599018.

It is an arithmetic number, because the mean of its divisors is an integer number (18978030864).

Almost surely, 2^515552651166 is an apocalyptic number.

515552651166 is an abundant number, since it is smaller than the sum of its proper divisors (699041324130).

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

515552651166 is a wasteful number, since it uses less digits than its factorization.

515552651166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2834377.

The product of its digits is 1350000, while the sum is 48.

The spelling of 515552651166 in words is "five hundred fifteen billion, five hundred fifty-two million, six hundred fifty-one thousand, one hundred sixty-six".