11437194912 has 576 divisors, whose sum is σ = 38513905920. Its totient is φ = 2943959040.

The previous prime is 11437194887. The next prime is 11437194953. The reversal of 11437194912 is 21949173411.

It is a super-4 number, since 4×11437194912⁴ (a number of 41 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 128507764 + ... + 128507852.

It is an arithmetic number, because the mean of its divisors is an integer number (66864420).

Almost surely, 2^11437194912 is an apocalyptic number.

11437194912 is a gapful number since it is divisible by the number (12) 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 11437194912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19256952960).

11437194912 is an abundant number, since it is smaller than the sum of its proper divisors (27076711008).

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

11437194912 is a wasteful number, since it uses less digits than its factorization.

11437194912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197 (or 178 counting only the distinct ones).

The product of its digits is 54432, while the sum is 42.

The spelling of 11437194912 in words is "eleven billion, four hundred thirty-seven million, one hundred ninety-four thousand, nine hundred twelve".