11850819008 has 28 divisors (see below), whose sum is σ = 26875965552. Its totient is φ = 5078922240.

The previous prime is 11850819007. The next prime is 11850819031. The reversal of 11850819008 is 80091805811.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (28).

It is a super-2 number, since 2×11850819008² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11850819007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13225913 + ... + 13226808.

Almost surely, 2^11850819008 is an apocalyptic number.

It is an amenable number.

11850819008 is an abundant number, since it is smaller than the sum of its proper divisors (15025146544).

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

11850819008 is an equidigital number, since it uses as much as digits as its factorization.

11850819008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26452740 (or 26452730 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 41.

The spelling of 11850819008 in words is "eleven billion, eight hundred fifty million, eight hundred nineteen thousand, eight".