5515116515015 has 16 divisors (see below), whose sum is σ = 6780219204000. Its totient is φ = 4304287838592.

The previous prime is 5515116515011. The next prime is 5515116515023. The reversal of 5515116515015 is 5105156115155.

5515116515015 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 5515116515015 - 2² = 5515116515011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5515116515011) 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, 15293240 + ... + 15649709.

It is an arithmetic number, because the mean of its divisors is an integer number (423763700250).

Almost surely, 2^{5515116515015} is an apocalyptic number.

5515116515015 is a deficient number, since it is larger than the sum of its proper divisors (1265102688985).

5515116515015 is a wasteful number, since it uses less digits than its factorization.

5515116515015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30943826.

The product of its (nonzero) digits is 93750, while the sum is 41.

The spelling of 5515116515015 in words is "five trillion, five hundred fifteen billion, one hundred sixteen million, five hundred fifteen thousand, fifteen".