11322781160 has 32 divisors (see below), whose sum is σ = 25479286560. Its totient is φ = 4528574016.

The previous prime is 11322781157. The next prime is 11322781163. The reversal of 11322781160 is 6118722311.

It is an interprime number because it is at equal distance from previous prime (11322781157) and next prime (11322781163).

It is not an unprimeable number, because it can be changed into a prime (11322781163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 653327 + ... + 670433.

It is an arithmetic number, because the mean of its divisors is an integer number (796227705).

Almost surely, 2^11322781160 is an apocalyptic number.

11322781160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11322781160 is an abundant number, since it is smaller than the sum of its proper divisors (14156505400).

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

11322781160 is a wasteful number, since it uses less digits than its factorization.

11322781160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33665 (or 33661 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 11322781160 in words is "eleven billion, three hundred twenty-two million, seven hundred eighty-one thousand, one hundred sixty".