11552205450544 has 40 divisors (see below), whose sum is σ = 24668884871568. Its totient is φ = 5196868423680.

The previous prime is 11552205450493. The next prime is 11552205450587. The reversal of 11552205450544 is 44505450225511.

It is a self number, because there is not a number n which added to its sum of digits gives 11552205450544.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338320717 + ... + 338354860.

Almost surely, 2^{11552205450544} is an apocalyptic number.

It is an amenable number.

11552205450544 is an abundant number, since it is smaller than the sum of its proper divisors (13116679421024).

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

11552205450544 is a wasteful number, since it uses less digits than its factorization.

11552205450544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 676675693 (or 676675687 counting only the distinct ones).

The product of its (nonzero) digits is 800000, while the sum is 43.

The spelling of 11552205450544 in words is "eleven trillion, five hundred fifty-two billion, two hundred five million, four hundred fifty thousand, five hundred forty-four".