12162119524 has 27 divisors (see below), whose sum is σ = 21632402547. Its totient is φ = 5983019064.

The previous prime is 12162119479. The next prime is 12162119531. The reversal of 12162119524 is 42591126121.

The square root of 12162119524 is 110282.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12162119524.

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 8 ways as a sum of consecutive naturals, for example, 14777377 + ... + 14778199.

Almost surely, 2^12162119524 is an apocalyptic number.

12162119524 is the 110282-nd square number.

It is an amenable number.

12162119524 is a deficient number, since it is larger than the sum of its proper divisors (9470283023).

12162119524 is an frugal number, since it uses more digits than its factorization.

12162119524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784 (or 892 counting only the distinct ones).

The product of its digits is 8640, while the sum is 34.

The spelling of 12162119524 in words is "twelve billion, one hundred sixty-two million, one hundred nineteen thousand, five hundred twenty-four".