11385748280 has 16 divisors (see below), whose sum is σ = 25617933720. Its totient is φ = 4554299296.

The previous prime is 11385748193. The next prime is 11385748291. The reversal of 11385748280 is 8284758311.

11385748280 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 3 ways as a sum of consecutive naturals, for example, 142321814 + ... + 142321893.

Almost surely, 2^11385748280 is an apocalyptic number.

11385748280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11385748280 is an abundant number, since it is smaller than the sum of its proper divisors (14232185440).

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

11385748280 is a wasteful number, since it uses less digits than its factorization.

11385748280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284643718 (or 284643714 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 47.

The spelling of 11385748280 in words is "eleven billion, three hundred eighty-five million, seven hundred forty-eight thousand, two hundred eighty".