11382603032550 has 48 divisors (see below), whose sum is σ = 28431940864320. Its totient is φ = 3013523675040.

The previous prime is 11382603032543. The next prime is 11382603032599. The reversal of 11382603032550 is 5523030628311.

It is a junction number, because it is equal to n+sod(n) for n = 11382603032499 and 11382603032508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272943252 + ... + 272984951.

It is an arithmetic number, because the mean of its divisors is an integer number (592332101340).

Almost surely, 2^{11382603032550} is an apocalyptic number.

11382603032550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11382603032550 is an abundant number, since it is smaller than the sum of its proper divisors (17049337831770).

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

11382603032550 is a wasteful number, since it uses less digits than its factorization.

11382603032550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 545928357 (or 545928352 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 11382603032550 in words is "eleven trillion, three hundred eighty-two billion, six hundred three million, thirty-two thousand, five hundred fifty".