43420924008 has 384 divisors, whose sum is σ = 151950090240. Its totient is φ = 10870848000.

The previous prime is 43420923961. The next prime is 43420924021. The reversal of 43420924008 is 80042902434.

43420924008 is a `hidden beast` number, since 43 + 4 + 209 + 2 + 400 + 8 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 80260218 + ... + 80260758.

It is an arithmetic number, because the mean of its divisors is an integer number (395703360).

Almost surely, 2^43420924008 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 43420924008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75975045120).

43420924008 is an abundant number, since it is smaller than the sum of its proper divisors (108529166232).

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

43420924008 is a wasteful number, since it uses less digits than its factorization.

43420924008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069 (or 1062 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 36.

The spelling of 43420924008 in words is "forty-three billion, four hundred twenty million, nine hundred twenty-four thousand, eight".