11243916072 has 64 divisors (see below), whose sum is σ = 31249968000. Its totient is φ = 3745948032.

The previous prime is 11243916071. The next prime is 11243916077. The reversal of 11243916072 is 27061934211.

11243916072 is a `hidden beast` number, since 1 + 1 + 2 + 43 + 9 + 1 + 607 + 2 = 666.

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 (11243916071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417429 + ... + 443547.

It is an arithmetic number, because the mean of its divisors is an integer number (488280750).

Almost surely, 2^11243916072 is an apocalyptic number.

11243916072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11243916072 is an abundant number, since it is smaller than the sum of its proper divisors (20006051928).

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

11243916072 is a wasteful number, since it uses less digits than its factorization.

11243916072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28127 (or 28117 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The spelling of 11243916072 in words is "eleven billion, two hundred forty-three million, nine hundred sixteen thousand, seventy-two".