11721363524 has 48 divisors (see below), whose sum is σ = 23544855936. Its totient is φ = 5057856000.

The previous prime is 11721363499. The next prime is 11721363539. The reversal of 11721363524 is 42536312711.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89579 + ... + 177389.

It is an arithmetic number, because the mean of its divisors is an integer number (490517832).

Almost surely, 2^11721363524 is an apocalyptic number.

It is an amenable number.

11721363524 is an abundant number, since it is smaller than the sum of its proper divisors (11823492412).

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

11721363524 is a wasteful number, since it uses less digits than its factorization.

11721363524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87996 (or 87994 counting only the distinct ones).

The product of its digits is 30240, while the sum is 35.

The spelling of 11721363524 in words is "eleven billion, seven hundred twenty-one million, three hundred sixty-three thousand, five hundred twenty-four".