11774274880 has 56 divisors (see below), whose sum is σ = 28205509248. Its totient is φ = 4681486848.

The previous prime is 11774274877. The next prime is 11774274929. The reversal of 11774274880 is 8847247711.

It is a happy number.

11774274880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56724 + ... + 163603.

It is an arithmetic number, because the mean of its divisors is an integer number (503669808).

Almost surely, 2^11774274880 is an apocalyptic number.

11774274880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11774274880 is an abundant number, since it is smaller than the sum of its proper divisors (16431234368).

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

11774274880 is a wasteful number, since it uses less digits than its factorization.

11774274880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220511 (or 220501 counting only the distinct ones).

The product of its (nonzero) digits is 702464, while the sum is 49.

The spelling of 11774274880 in words is "eleven billion, seven hundred seventy-four million, two hundred seventy-four thousand, eight hundred eighty".