5115515655 has 16 divisors (see below), whose sum is σ = 8187141600. Its totient is φ = 2727502848.

The previous prime is 5115515633. The next prime is 5115515681. The reversal of 5115515655 is 5565155115.

It is not a de Polignac number, because 5115515655 - 2⁶ = 5115515591 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8671 + ... + 101519.

It is an arithmetic number, because the mean of its divisors is an integer number (511696350).

Almost surely, 2^5115515655 is an apocalyptic number.

5115515655 is a deficient number, since it is larger than the sum of its proper divisors (3071625945).

5115515655 is a wasteful number, since it uses less digits than its factorization.

5115515655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96530.

The product of its digits is 93750, while the sum is 39.

The square root of 5115515655 is about 71522.8331024436. The cubic root of 5115515655 is about 1723.0444160675.

The spelling of 5115515655 in words is "five billion, one hundred fifteen million, five hundred fifteen thousand, six hundred fifty-five".