43066942380 has 192 divisors, whose sum is σ = 167047695360. Its totient is φ = 8948966400.

The previous prime is 43066942379. The next prime is 43066942393. The reversal of 43066942380 is 8324966034.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 476301 + ... + 559460.

It is an arithmetic number, because the mean of its divisors is an integer number (870040080).

Almost surely, 2^43066942380 is an apocalyptic number.

It is an amenable number.

43066942380 is an abundant number, since it is smaller than the sum of its proper divisors (123980752980).

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

43066942380 is a wasteful number, since it uses less digits than its factorization.

43066942380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035797 (or 1035789 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 45.

The spelling of 43066942380 in words is "forty-three billion, sixty-six million, nine hundred forty-two thousand, three hundred eighty".