11253995008 has 40 divisors (see below), whose sum is σ = 22610427840. Its totient is φ = 5595863040.

The previous prime is 11253994987. The next prime is 11253995009. The reversal of 11253995008 is 80059935211.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11253995009) 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, 31953 + ... + 153391.

It is an arithmetic number, because the mean of its divisors is an integer number (565260696).

Almost surely, 2^11253995008 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 11253995008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11305213920).

11253995008 is an abundant number, since it is smaller than the sum of its proper divisors (11356432832).

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

11253995008 is an equidigital number, since it uses as much as digits as its factorization.

11253995008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121638 (or 121622 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 43.

The spelling of 11253995008 in words is "eleven billion, two hundred fifty-three million, nine hundred ninety-five thousand, eight".