6515112770 has 16 divisors (see below), whose sum is σ = 11728221120. Its totient is φ = 2605818864.

The previous prime is 6515112743. The next prime is 6515112781. The reversal of 6515112770 is 772115156.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6515112770.

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, 140801 + ... + 181259.

It is an arithmetic number, because the mean of its divisors is an integer number (733013820).

Almost surely, 2^6515112770 is an apocalyptic number.

6515112770 is a deficient number, since it is larger than the sum of its proper divisors (5213108350).

6515112770 is a wasteful number, since it uses less digits than its factorization.

6515112770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56569.

The product of its (nonzero) digits is 14700, while the sum is 35.

The square root of 6515112770 is about 80716.2484881452. The cubic root of 6515112770 is about 1867.7008328082.

The spelling of 6515112770 in words is "six billion, five hundred fifteen million, one hundred twelve thousand, seven hundred seventy".