11394393180 has 48 divisors (see below), whose sum is σ = 31915054080. Its totient is φ = 3037480768.

The previous prime is 11394393173. The next prime is 11394393217. The reversal of 11394393180 is 8139349311.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156697 + ... + 217583.

It is an arithmetic number, because the mean of its divisors is an integer number (664896960).

Almost surely, 2^11394393180 is an apocalyptic number.

11394393180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11394393180 is an abundant number, since it is smaller than the sum of its proper divisors (20520660900).

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

11394393180 is a wasteful number, since it uses less digits than its factorization.

11394393180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64018 (or 64016 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 42.

The spelling of 11394393180 in words is "eleven billion, three hundred ninety-four million, three hundred ninety-three thousand, one hundred eighty".