43045647040 has 112 divisors (see below), whose sum is σ = 112572698400. Its totient is φ = 15547719680.

The previous prime is 43045647023. The next prime is 43045647041. The reversal of 43045647040 is 4074654034.

It is not an unprimeable number, because it can be changed into a prime (43045647041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 483444 + ... + 565516.

Almost surely, 2^43045647040 is an apocalyptic number.

43045647040 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 43045647040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56286349200).

43045647040 is an abundant number, since it is smaller than the sum of its proper divisors (69527051360).

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

43045647040 is a wasteful number, since it uses less digits than its factorization.

43045647040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82250 (or 82240 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The spelling of 43045647040 in words is "forty-three billion, forty-five million, six hundred forty-seven thousand, forty".