11239469388 has 96 divisors (see below), whose sum is σ = 33542028800. Its totient is φ = 3188144448.

The previous prime is 11239469383. The next prime is 11239469411. The reversal of 11239469388 is 88396493211.

11239469388 is a `hidden beast` number, since 112 + 3 + 94 + 69 + 388 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (11239469383) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 51606 + ... + 158562.

Almost surely, 2^11239469388 is an apocalyptic number.

11239469388 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 11239469388, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16771014400).

11239469388 is an abundant number, since it is smaller than the sum of its proper divisors (22302559412).

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

11239469388 is a wasteful number, since it uses less digits than its factorization.

11239469388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107116 (or 107108 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 54.

The spelling of 11239469388 in words is "eleven billion, two hundred thirty-nine million, four hundred sixty-nine thousand, three hundred eighty-eight".