11903721836504 has 32 divisors (see below), whose sum is σ = 23833925827200. Its totient is φ = 5561249352960.

The previous prime is 11903721836497. The next prime is 11903721836509. The reversal of 11903721836504 is 40563812730911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11903721836509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 827559677 + ... + 827574060.

It is an arithmetic number, because the mean of its divisors is an integer number (744810182100).

It is a 1-persistent number, because it is pandigital, but 2⋅11903721836504 = 23807443673008 is not.

Almost surely, 2^{11903721836504} is an apocalyptic number.

It is an amenable number.

11903721836504 is an abundant number, since it is smaller than the sum of its proper divisors (11930203990696).

11903721836504 is a wasteful number, since it uses less digits than its factorization.

11903721836504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655133803 (or 1655133799 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 50.

The spelling of 11903721836504 in words is "eleven trillion, nine hundred three billion, seven hundred twenty-one million, eight hundred thirty-six thousand, five hundred four".