3988303308726 has 16 divisors (see below), whose sum is σ = 8701752673728. Its totient is φ = 1208576760200.

The previous prime is 3988303308673. The next prime is 3988303308749. The reversal of 3988303308726 is 6278033038893.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 3988303308726.

It is a congruent number.

It is an unprimeable number.

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, 30214418940 + ... + 30214419071.

It is an arithmetic number, because the mean of its divisors is an integer number (543859542108).

Almost surely, 2^{3988303308726} is an apocalyptic number.

3988303308726 is an abundant number, since it is smaller than the sum of its proper divisors (4713449365002).

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

3988303308726 is a wasteful number, since it uses less digits than its factorization.

3988303308726 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60428838027.

The product of its (nonzero) digits is 31352832, while the sum is 60.

The spelling of 3988303308726 in words is "three trillion, nine hundred eighty-eight billion, three hundred three million, three hundred eight thousand, seven hundred twenty-six".