11953766912 has 80 divisors (see below), whose sum is σ = 24367761792. Its totient is φ = 5856645120.

The previous prime is 11953766893. The next prime is 11953766917. The reversal of 11953766912 is 21966735911.

It is not an unprimeable number, because it can be changed into a prime (11953766917) 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, 10836953 + ... + 10838055.

Almost surely, 2^11953766912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11953766912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12183880896).

11953766912 is an abundant number, since it is smaller than the sum of its proper divisors (12413994880).

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

11953766912 is an equidigital number, since it uses as much as digits as its factorization.

11953766912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529 (or 1513 counting only the distinct ones).

The product of its digits is 612360, while the sum is 50.

The spelling of 11953766912 in words is "eleven billion, nine hundred fifty-three million, seven hundred sixty-six thousand, nine hundred twelve".