43485880320000 has 2040 divisors, whose sum is σ = 173041886633616. Its totient is φ = 10871635968000.

The previous prime is 43485880319933. The next prime is 43485880320013. The reversal of 43485880320000 is 2308858434.

43485880320000 is a `hidden beast` number, since 4 + 3 + 48 + 588 + 0 + 3 + 20 + 0 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (2040).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 169205759872 + ... + 169205760128.

Almost surely, 2^{43485880320000} is an apocalyptic number.

43485880320000 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 43485880320000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86520943316808).

43485880320000 is an abundant number, since it is smaller than the sum of its proper divisors (129556006313616).

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

43485880320000 is an frugal number, since it uses more digits than its factorization.

43485880320000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341 (or 284 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The spelling of 43485880320000 in words is "forty-three trillion, four hundred eighty-five billion, eight hundred eighty million, three hundred twenty thousand".