11944336936 has 32 divisors (see below), whose sum is σ = 25601696640. Its totient is φ = 5117663808.

The previous prime is 11944336933. The next prime is 11944336939. The reversal of 11944336936 is 63963344911.

It is an interprime number because it is at equal distance from previous prime (11944336933) and next prime (11944336939).

It is a self number, because there is not a number n which added to its sum of digits gives 11944336936.

It is not an unprimeable number, because it can be changed into a prime (11944336933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205645 + ... + 257251.

It is an arithmetic number, because the mean of its divisors is an integer number (800053020).

Almost surely, 2^11944336936 is an apocalyptic number.

It is an amenable number.

11944336936 is an abundant number, since it is smaller than the sum of its proper divisors (13657359704).

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

11944336936 is a wasteful number, since it uses less digits than its factorization.

11944336936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55753 (or 55749 counting only the distinct ones).

The product of its digits is 1259712, while the sum is 49.

The spelling of 11944336936 in words is "eleven billion, nine hundred forty-four million, three hundred thirty-six thousand, nine hundred thirty-six".