11963000000 has 196 divisors, whose sum is σ = 33932378160. Its totient is φ = 4099200000.

The previous prime is 11962999999. The next prime is 11963000003. The reversal of 11963000000 is 36911.

It is a super-2 number, since 2×11963000000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (11963000003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 6999146 + ... + 7000854.

Almost surely, 2^11963000000 is an apocalyptic number.

11963000000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a pronic number, being equal to 109375×109376.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11963000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16966189080).

11963000000 is an abundant number, since it is smaller than the sum of its proper divisors (21969378160).

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

11963000000 is an frugal number, since it uses more digits than its factorization.

11963000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758 (or 1723 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 11963000000 its reverse (36911), we get a palindrome (11963036911).

The spelling of 11963000000 in words is "eleven billion, nine hundred sixty-three million", and thus it is an aban number.