11237491008 has 84 divisors (see below), whose sum is σ = 32233807008. Its totient is φ = 3743089920.

The previous prime is 11237490997. The next prime is 11237491033. The reversal of 11237491008 is 80019473211.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 875485 + ... + 888227.

Almost surely, 2^11237491008 is an apocalyptic number.

11237491008 is a gapful number since it is divisible by the number (18) 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 11237491008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16116903504).

11237491008 is an abundant number, since it is smaller than the sum of its proper divisors (20996316000).

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

11237491008 is a wasteful number, since it uses less digits than its factorization.

11237491008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14292 (or 14279 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 11237491008 in words is "eleven billion, two hundred thirty-seven million, four hundred ninety-one thousand, eight".