43452554112 has 256 divisors, whose sum is σ = 142282656000. Its totient is φ = 12943595520.

The previous prime is 43452554111. The next prime is 43452554147. The reversal of 43452554112 is 21145525434.

43452554112 is a `hidden beast` number, since 43 + 4 + 52 + 554 + 1 + 12 = 666.

43452554112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43452554111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2233258 + ... + 2252630.

It is an arithmetic number, because the mean of its divisors is an integer number (555791625).

Almost surely, 2^43452554112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43452554112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71141328000).

43452554112 is an abundant number, since it is smaller than the sum of its proper divisors (98830101888).

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

43452554112 is a wasteful number, since it uses less digits than its factorization.

43452554112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19466 (or 19448 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The spelling of 43452554112 in words is "forty-three billion, four hundred fifty-two million, five hundred fifty-four thousand, one hundred twelve".