11506404715 has 24 divisors (see below), whose sum is σ = 14963298048. Its totient is φ = 8490343680.

The previous prime is 11506404683. The next prime is 11506404719. The reversal of 11506404715 is 51740460511.

It is not a de Polignac number, because 11506404715 - 2⁵ = 11506404683 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11506404719) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1238367 + ... + 1247623.

It is an arithmetic number, because the mean of its divisors is an integer number (623470752).

Almost surely, 2^11506404715 is an apocalyptic number.

11506404715 is a deficient number, since it is larger than the sum of its proper divisors (3456893333).

11506404715 is a wasteful number, since it uses less digits than its factorization.

11506404715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10759 (or 10746 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 11506404715 in words is "eleven billion, five hundred six million, four hundred four thousand, seven hundred fifteen".