11322178560 has 528 divisors, whose sum is σ = 48926771712. Its totient is φ = 2351923200.

The previous prime is 11322178499. The next prime is 11322178589. The reversal of 11322178560 is 6587122311.

11322178560 is a `hidden beast` number, since 1 + 1 + 3 + 2 + 21 + 78 + 560 = 666.

It is a tau number, because it is divible by the number of its divisors (528).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3546565 + ... + 3549755.

Almost surely, 2^11322178560 is an apocalyptic number.

11322178560 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 11322178560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24463385856).

11322178560 is an abundant number, since it is smaller than the sum of its proper divisors (37604593152).

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

11322178560 is a wasteful number, since it uses less digits than its factorization.

11322178560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3240 (or 3219 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 36.

The spelling of 11322178560 in words is "eleven billion, three hundred twenty-two million, one hundred seventy-eight thousand, five hundred sixty".