11541616432 has 20 divisors (see below), whose sum is σ = 22364193600. Its totient is φ = 5770211648.

The previous prime is 11541616409. The next prime is 11541616439. The reversal of 11541616432 is 23461614511.

It is not an unprimeable number, because it can be changed into a prime (11541616439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151194 + ... + 214342.

It is an arithmetic number, because the mean of its divisors is an integer number (1118209680).

Almost surely, 2^11541616432 is an apocalyptic number.

It is an amenable number.

11541616432 is a deficient number, since it is larger than the sum of its proper divisors (10822577168).

11541616432 is a wasteful number, since it uses less digits than its factorization.

11541616432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74580 (or 74574 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The spelling of 11541616432 in words is "eleven billion, five hundred forty-one million, six hundred sixteen thousand, four hundred thirty-two".