515061066 has 32 divisors (see below), whose sum is σ = 1116033408. Its totient is φ = 157527360.

The previous prime is 515061061. The next prime is 515061137. The reversal of 515061066 is 660160515.

It is not an unprimeable number, because it can be changed into a prime (515061061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6745 + ... + 32796.

It is an arithmetic number, because the mean of its divisors is an integer number (34876044).

Almost surely, 2^515061066 is an apocalyptic number.

515061066 is an abundant number, since it is smaller than the sum of its proper divisors (600972342).

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

515061066 is a wasteful number, since it uses less digits than its factorization.

515061066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39726.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 515061066 is about 22694.9568406728. The cubic root of 515061066 is about 801.5911384583.

The spelling of 515061066 in words is "five hundred fifteen million, sixty-one thousand, sixty-six".