11721850235072 has 56 divisors (see below), whose sum is σ = 23285468527776. Its totient is φ = 5854648967168.

The previous prime is 11721850235021. The next prime is 11721850235099. The reversal of 11721850235072 is 27053205812711.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 238113053 + ... + 238162275.

It is an arithmetic number, because the mean of its divisors is an integer number (415811937996).

Almost surely, 2^{11721850235072} is an apocalyptic number.

It is an amenable number.

11721850235072 is a deficient number, since it is larger than the sum of its proper divisors (11563618292704).

11721850235072 is a wasteful number, since it uses less digits than its factorization.

11721850235072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53145 (or 53135 counting only the distinct ones).

The product of its (nonzero) digits is 235200, while the sum is 44.

The spelling of 11721850235072 in words is "eleven trillion, seven hundred twenty-one billion, eight hundred fifty million, two hundred thirty-five thousand, seventy-two".