12164253012 has 36 divisors (see below), whose sum is σ = 30751928116. Its totient is φ = 4054302720.

The previous prime is 12164253001. The next prime is 12164253037. The reversal of 12164253012 is 21035246121.

12164253012 is a `hidden beast` number, since 1 + 2 + 1 + 642 + 5 + 3 + 0 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 8642305296 + 3521947716 = 92964^2 + 59346^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 541998 + ... + 563994.

Almost surely, 2^12164253012 is an apocalyptic number.

12164253012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12164253012 is an abundant number, since it is smaller than the sum of its proper divisors (18587675104).

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

12164253012 is a wasteful number, since it uses less digits than its factorization.

12164253012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37368 (or 37363 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

Adding to 12164253012 its reverse (21035246121), we get a palindrome (33199499133).

The spelling of 12164253012 in words is "twelve billion, one hundred sixty-four million, two hundred fifty-three thousand, twelve".