43020885730857 has 8 divisors (see below), whose sum is σ = 59211541651200. Its totient is φ = 27755410148880.

The previous prime is 43020885730843. The next prime is 43020885730937. The reversal of 43020885730857 is 75803758802034.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43020885730857 - 2²² = 43020881536553 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43020885730857.

It is not an unprimeable number, because it can be changed into a prime (43020885730817) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 231295084482 + ... + 231295084667.

It is an arithmetic number, because the mean of its divisors is an integer number (7401442706400).

Almost surely, 2^{43020885730857} is an apocalyptic number.

It is an amenable number.

43020885730857 is a deficient number, since it is larger than the sum of its proper divisors (16190655920343).

43020885730857 is a wasteful number, since it uses less digits than its factorization.

43020885730857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462590169183.

The product of its (nonzero) digits is 45158400, while the sum is 60.

The spelling of 43020885730857 in words is "forty-three trillion, twenty billion, eight hundred eighty-five million, seven hundred thirty thousand, eight hundred fifty-seven".