11963329344 has 84 divisors (see below), whose sum is σ = 35560796544. Its totient is φ = 3987771264.

The previous prime is 11963329331. The next prime is 11963329363. The reversal of 11963329344 is 44392336911.

It is a happy number.

11963329344 is a `hidden beast` number, since 1 + 1 + 9 + 633 + 2 + 9 + 3 + 4 + 4 = 666.

It is a super-2 number, since 2×11963329344² (a number of 21 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 11963329344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 369072 + ... + 400175.

It is an arithmetic number, because the mean of its divisors is an integer number (423342816).

Almost surely, 2^11963329344 is an apocalyptic number.

It is an amenable number.

11963329344 is an abundant number, since it is smaller than the sum of its proper divisors (23597467200).

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

11963329344 is an frugal number, since it uses more digits than its factorization.

11963329344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769274 (or 769252 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The spelling of 11963329344 in words is "eleven billion, nine hundred sixty-three million, three hundred twenty-nine thousand, three hundred forty-four".