5115615066 has 24 divisors (see below), whose sum is σ = 11085196980. Its totient is φ = 1704995136.

The previous prime is 5115615047. The next prime is 5115615077. The reversal of 5115615066 is 6605165115.

It can be written as a sum of positive squares in 2 ways, for example, as 5040290025 + 75325041 = 70995^2 + 8679^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5115615066.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219846 + ... + 241998.

Almost surely, 2^5115615066 is an apocalyptic number.

5115615066 is an abundant number, since it is smaller than the sum of its proper divisors (5969581914).

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

5115615066 is a wasteful number, since it uses less digits than its factorization.

5115615066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34990 (or 34987 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 5115615066 is about 71523.5280589541. The cubic root of 5115615066 is about 1723.0555774355.

The spelling of 5115615066 in words is "five billion, one hundred fifteen million, six hundred fifteen thousand, sixty-six".