11324563550 has 48 divisors (see below), whose sum is σ = 21356704512. Its totient is φ = 4467247200.

The previous prime is 11324563517. The next prime is 11324563589. The reversal of 11324563550 is 5536542311.

It is a self number, because there is not a number n which added to its sum of digits gives 11324563550.

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, 1062347 + ... + 1072953.

It is an arithmetic number, because the mean of its divisors is an integer number (444931344).

Almost surely, 2^11324563550 is an apocalyptic number.

11324563550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11324563550 is a deficient number, since it is larger than the sum of its proper divisors (10032140962).

11324563550 is a wasteful number, since it uses less digits than its factorization.

11324563550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10913 (or 10908 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 35.

The spelling of 11324563550 in words is "eleven billion, three hundred twenty-four million, five hundred sixty-three thousand, five hundred fifty".