11163456320 has 28 divisors (see below), whose sum is σ = 26582981124. Its totient is φ = 4465382400.

The previous prime is 11163456299. The next prime is 11163456329. The reversal of 11163456320 is 2365436111.

It can be written as a sum of positive squares in 2 ways, for example, as 2363515456 + 8799940864 = 48616^2 + 93808^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11163456329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17442581 + ... + 17443220.

It is an arithmetic number, because the mean of its divisors is an integer number (949392183).

Almost surely, 2^11163456320 is an apocalyptic number.

11163456320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11163456320 is an abundant number, since it is smaller than the sum of its proper divisors (15419524804).

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

11163456320 is an equidigital number, since it uses as much as digits as its factorization.

11163456320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34885818 (or 34885808 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The spelling of 11163456320 in words is "eleven billion, one hundred sixty-three million, four hundred fifty-six thousand, three hundred twenty".