43452823680 has 1536 divisors, whose sum is σ = 196187616000. Its totient is φ = 9029615616.

The previous prime is 43452823663. The next prime is 43452823691. The reversal of 43452823680 is 8632825434.

43452823680 is a `hidden beast` number, since 4 + 3 + 4 + 5 + 282 + 368 + 0 = 666.

43452823680 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 (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 595244124 + ... + 595244196.

Almost surely, 2^43452823680 is an apocalyptic number.

43452823680 is a gapful number since it is divisible by the number (40) 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 43452823680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98093808000).

43452823680 is an abundant number, since it is smaller than the sum of its proper divisors (152734792320).

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

43452823680 is a wasteful number, since it uses less digits than its factorization.

43452823680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171 (or 146 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 45.

The spelling of 43452823680 in words is "forty-three billion, four hundred fifty-two million, eight hundred twenty-three thousand, six hundred eighty".