505115615011 has 32 divisors (see below), whose sum is σ = 620248320000. Its totient is φ = 410043888576.

The previous prime is 505115614987. The next prime is 505115615057. The reversal of 505115615011 is 110516511505.

It is not a de Polignac number, because 505115615011 - 2⁵ = 505115614979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505115615071) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 25595430 + ... + 25615156.

It is an arithmetic number, because the mean of its divisors is an integer number (19382760000).

Almost surely, 2^505115615011 is an apocalyptic number.

505115615011 is a deficient number, since it is larger than the sum of its proper divisors (115132704989).

505115615011 is a wasteful number, since it uses less digits than its factorization.

505115615011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23696 (or 23682 counting only the distinct ones).

The product of its (nonzero) digits is 3750, while the sum is 31.

The spelling of 505115615011 in words is "five hundred five billion, one hundred fifteen million, six hundred fifteen thousand, eleven".