11914500000 has 504 divisors, whose sum is σ = 43233196608. Its totient is φ = 2870400000.

The previous prime is 11914499977. The next prime is 11914500049. The reversal of 11914500000 is 541911.

It is a self number, because there is not a number n which added to its sum of digits gives 11914500000.

It is an unprimeable number.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 253499977 + ... + 253500023.

It is an arithmetic number, because the mean of its divisors is an integer number (85780152).

Almost surely, 2^11914500000 is an apocalyptic number.

11914500000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11914500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21616598304).

11914500000 is an abundant number, since it is smaller than the sum of its proper divisors (31318696608).

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

11914500000 is an frugal number, since it uses more digits than its factorization.

11914500000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116 (or 70 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 21.

The spelling of 11914500000 in words is "eleven billion, nine hundred fourteen million, five hundred thousand".