12385726084 has 6 divisors (see below), whose sum is σ = 21675020654. Its totient is φ = 6192863040.

The previous prime is 12385726069. The next prime is 12385726123. The reversal of 12385726084 is 48062758321.

12385726084 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 11605752900 + 779973184 = 107730^2 + 27928^2 .

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 as a sum of consecutive naturals, namely, 1548215757 + ... + 1548215764.

Almost surely, 2^12385726084 is an apocalyptic number.

It is an amenable number.

12385726084 is a deficient number, since it is larger than the sum of its proper divisors (9289294570).

12385726084 is a wasteful number, since it uses less digits than its factorization.

12385726084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3096431525 (or 3096431523 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

It can be divided in two parts, 123857 and 26084, that added together give a palindrome (149941).

The spelling of 12385726084 in words is "twelve billion, three hundred eighty-five million, seven hundred twenty-six thousand, eighty-four".