5166111056615 has 4 divisors (see below), whose sum is σ = 6199333267944. Its totient is φ = 4132888845288.

The previous prime is 5166111056569. The next prime is 5166111056737. The reversal of 5166111056615 is 5166501116615.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5166111056615 - 2¹² = 5166111052519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 516611105657 + ... + 516611105666.

It is an arithmetic number, because the mean of its divisors is an integer number (1549833316986).

Almost surely, 2^{5166111056615} is an apocalyptic number.

5166111056615 is a deficient number, since it is larger than the sum of its proper divisors (1033222211329).

5166111056615 is a wasteful number, since it uses less digits than its factorization.

5166111056615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033222211328.

The product of its (nonzero) digits is 162000, while the sum is 44.

The spelling of 5166111056615 in words is "five trillion, one hundred sixty-six billion, one hundred eleven million, fifty-six thousand, six hundred fifteen".