12034662721452 has 144 divisors (see below), whose sum is σ = 36821803898880. Its totient is φ = 3235341989376.

The previous prime is 12034662721447. The next prime is 12034662721453. The reversal of 12034662721452 is 25412726643021.

12034662721452 is a `hidden beast` number, since 1 + 2 + 0 + 3 + 4 + 6 + 627 + 2 + 14 + 5 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 12034662721398 and 12034662721407.

It is not an unprimeable number, because it can be changed into a prime (12034662721453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15642213 + ... + 16393539.

It is an arithmetic number, because the mean of its divisors is an integer number (255706971520).

Almost surely, 2^{12034662721452} is an apocalyptic number.

12034662721452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12034662721452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18410901949440).

12034662721452 is an abundant number, since it is smaller than the sum of its proper divisors (24787141177428).

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

12034662721452 is a wasteful number, since it uses less digits than its factorization.

12034662721452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755100 (or 755095 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 45.

The spelling of 12034662721452 in words is "twelve trillion, thirty-four billion, six hundred sixty-two million, seven hundred twenty-one thousand, four hundred fifty-two".