12252343217454 has 48 divisors (see below), whose sum is σ = 26623618205184. Its totient is φ = 4072300401600.

The previous prime is 12252343217453. The next prime is 12252343217509. The reversal of 12252343217454 is 45471234325221.

12252343217454 is a `hidden beast` number, since 1 + 2 + 2 + 52 + 343 + 217 + 45 + 4 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12252343217453) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10924947 + ... + 11994129.

It is an arithmetic number, because the mean of its divisors is an integer number (554658712608).

Almost surely, 2^{12252343217454} is an apocalyptic number.

12252343217454 is an abundant number, since it is smaller than the sum of its proper divisors (14371274987730).

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

12252343217454 is a wasteful number, since it uses less digits than its factorization.

12252343217454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071033 (or 1071030 counting only the distinct ones).

The product of its digits is 1612800, while the sum is 45.

The spelling of 12252343217454 in words is "twelve trillion, two hundred fifty-two billion, three hundred forty-three million, two hundred seventeen thousand, four hundred fifty-four".