5111115500505 has 32 divisors (see below), whose sum is σ = 9387211797504. Its totient is φ = 2326216936896.

The previous prime is 5111115500503. The next prime is 5111115500537. The reversal of 5111115500505 is 5050055111115.

It is a happy number.

It is not a de Polignac number, because 5111115500505 - 2¹ = 5111115500503 is a prime.

It is a super-2 number, since 2×5111115500505² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5111115500503) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 107194867 + ... + 107242536.

It is an arithmetic number, because the mean of its divisors is an integer number (293350368672).

Almost surely, 2^{5111115500505} is an apocalyptic number.

It is an amenable number.

5111115500505 is a deficient number, since it is larger than the sum of its proper divisors (4276096296999).

5111115500505 is a wasteful number, since it uses less digits than its factorization.

5111115500505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214437645.

The product of its (nonzero) digits is 3125, while the sum is 30.

The spelling of 5111115500505 in words is "five trillion, one hundred eleven billion, one hundred fifteen million, five hundred thousand, five hundred five".