11550241643 has 8 divisors (see below), whose sum is σ = 12235661568. Its totient is φ = 10865487744.

The previous prime is 11550241639. The next prime is 11550241667. The reversal of 11550241643 is 34614205511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11550241643 - 2² = 11550241639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11550241673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130571 + ... + 200372.

It is an arithmetic number, because the mean of its divisors is an integer number (1529457696).

Almost surely, 2^11550241643 is an apocalyptic number.

11550241643 is a deficient number, since it is larger than the sum of its proper divisors (685419925).

11550241643 is a wasteful number, since it uses less digits than its factorization.

11550241643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333013.

The product of its (nonzero) digits is 14400, while the sum is 32.

The spelling of 11550241643 in words is "eleven billion, five hundred fifty million, two hundred forty-one thousand, six hundred forty-three".