11825555008 has 56 divisors (see below), whose sum is σ = 24786457920. Its totient is φ = 5582292480.

The previous prime is 11825554973. The next prime is 11825555017. The reversal of 11825555008 is 80055552811.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339693 + ... + 372883.

It is an arithmetic number, because the mean of its divisors is an integer number (442615320).

Almost surely, 2^11825555008 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 11825555008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12393228960).

11825555008 is an abundant number, since it is smaller than the sum of its proper divisors (12960902912).

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

11825555008 is a wasteful number, since it uses less digits than its factorization.

11825555008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33515 (or 33505 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 40.

The spelling of 11825555008 in words is "eleven billion, eight hundred twenty-five million, five hundred fifty-five thousand, eight".