43020188730043 has 12 divisors (see below), whose sum is σ = 51108656696352. Its totient is φ = 36089884768560.

The previous prime is 43020188729951. The next prime is 43020188730047. The reversal of 43020188730043 is 34003788102034.

It is not a de Polignac number, because 43020188730043 - 2³⁷ = 42882749776571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43020188730047) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9340029988 + ... + 9340034593.

It is an arithmetic number, because the mean of its divisors is an integer number (4259054724696).

Almost surely, 2^{43020188730043} is an apocalyptic number.

43020188730043 is a deficient number, since it is larger than the sum of its proper divisors (8088467966309).

43020188730043 is a wasteful number, since it uses less digits than its factorization.

43020188730043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18680064642 (or 18680064635 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 43.

The spelling of 43020188730043 in words is "forty-three trillion, twenty billion, one hundred eighty-eight million, seven hundred thirty thousand, forty-three".