11409219360 has 1152 divisors, whose sum is σ = 52201304064. Its totient is φ = 2284277760.

The previous prime is 11409219347. The next prime is 11409219361. The reversal of 11409219360 is 6391290411.

It is a happy number.

11409219360 is a `hidden beast` number, since 1 + 1 + 409 + 2 + 193 + 60 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11409219361) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 110769069 + ... + 110769171.

It is an arithmetic number, because the mean of its divisors is an integer number (45313632).

Almost surely, 2^11409219360 is an apocalyptic number.

11409219360 is a gapful number since it is divisible by the number (10) 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 11409219360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26100652032).

11409219360 is an abundant number, since it is smaller than the sum of its proper divisors (40792084704).

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

11409219360 is a wasteful number, since it uses less digits than its factorization.

11409219360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The spelling of 11409219360 in words is "eleven billion, four hundred nine million, two hundred nineteen thousand, three hundred sixty".