11722600028 has 24 divisors (see below), whose sum is σ = 21328688640. Its totient is φ = 5631410160.

The previous prime is 11722600013. The next prime is 11722600033. The reversal of 11722600028 is 82000622711.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322826 + ... + 357297.

It is an arithmetic number, because the mean of its divisors is an integer number (888695360).

Almost surely, 2^11722600028 is an apocalyptic number.

It is an amenable number.

11722600028 is a deficient number, since it is larger than the sum of its proper divisors (9606088612).

11722600028 is a wasteful number, since it uses less digits than its factorization.

11722600028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680297 (or 680295 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 29.

The spelling of 11722600028 in words is "eleven billion, seven hundred twenty-two million, six hundred thousand, twenty-eight".