11394224712 has 144 divisors (see below), whose sum is σ = 33486946740. Its totient is φ = 3498453504.

The previous prime is 11394224707. The next prime is 11394224717. The reversal of 11394224712 is 21742249311.

11394224712 is a `hidden beast` number, since 11 + 394 + 2 + 247 + 12 = 666.

It is an interprime number because it is at equal distance from previous prime (11394224707) and next prime (11394224717).

It can be written as a sum of positive squares in 6 ways, for example, as 3507719076 + 7886505636 = 59226^2 + 88806^2 .

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

It is not an unprimeable number, because it can be changed into a prime (11394224717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9210558 + ... + 9211794.

Almost surely, 2^11394224712 is an apocalyptic number.

11394224712 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 11394224712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16743473370).

11394224712 is an abundant number, since it is smaller than the sum of its proper divisors (22092722028).

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

11394224712 is a wasteful number, since it uses less digits than its factorization.

11394224712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2032 (or 2012 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The spelling of 11394224712 in words is "eleven billion, three hundred ninety-four million, two hundred twenty-four thousand, seven hundred twelve".