5111150615505 has 24 divisors (see below), whose sum is σ = 9664721164800. Its totient is φ = 2478133631520.

The previous prime is 5111150615479. The next prime is 5111150615507. The reversal of 5111150615505 is 5055160511115.

5111150615505 is a `hidden beast` number, since 51 + 1 + 1 + 1 + 50 + 6 + 1 + 550 + 5 = 666.

It is not a de Polignac number, because 5111150615505 - 2¹⁰ = 5111150614481 is a prime.

It is a super-2 number, since 2×5111150615505² (a number of 26 digits) contains 22 as substring.

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 5111150615505.

It is not an unprimeable number, because it can be changed into a prime (5111150615507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5162777905 + ... + 5162778894.

It is an arithmetic number, because the mean of its divisors is an integer number (402696715200).

Almost surely, 2^{5111150615505} is an apocalyptic number.

5111150615505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5111150615505 is a deficient number, since it is larger than the sum of its proper divisors (4553570549295).

5111150615505 is a wasteful number, since it uses less digits than its factorization.

5111150615505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10325556821 (or 10325556818 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 36.

The spelling of 5111150615505 in words is "five trillion, one hundred eleven billion, one hundred fifty million, six hundred fifteen thousand, five hundred five".