12165352040726 has 32 divisors (see below), whose sum is σ = 19728214030560. Its totient is φ = 5606615874816.

The previous prime is 12165352040711. The next prime is 12165352040747. The reversal of 12165352040726 is 62704025356121.

12165352040726 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×12165352040726³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52069946 + ... + 52303058.

It is an arithmetic number, because the mean of its divisors is an integer number (616506688455).

Almost surely, 2^{12165352040726} is an apocalyptic number.

12165352040726 is a deficient number, since it is larger than the sum of its proper divisors (7562861989834).

12165352040726 is a wasteful number, since it uses less digits than its factorization.

12165352040726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270288.

The product of its (nonzero) digits is 604800, while the sum is 44.

Adding to 12165352040726 its reverse (62704025356121), we get a palindrome (74869377396847).

The spelling of 12165352040726 in words is "twelve trillion, one hundred sixty-five billion, three hundred fifty-two million, forty thousand, seven hundred twenty-six".