11736915906 has 16 divisors (see below), whose sum is σ = 24854645664. Its totient is φ = 3682169664.

The previous prime is 11736915863. The next prime is 11736915907. The reversal of 11736915906 is 60951963711.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11736915907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57533800 + ... + 57534003.

It is an arithmetic number, because the mean of its divisors is an integer number (1553415354).

Almost surely, 2^11736915906 is an apocalyptic number.

11736915906 is an abundant number, since it is smaller than the sum of its proper divisors (13117729758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11736915906 is a wasteful number, since it uses less digits than its factorization.

11736915906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115067825.

The product of its (nonzero) digits is 306180, while the sum is 48.

The spelling of 11736915906 in words is "eleven billion, seven hundred thirty-six million, nine hundred fifteen thousand, nine hundred six".