43189053739 has 12 divisors (see below), whose sum is σ = 47761893216. Its totient is φ = 39018581472.

The previous prime is 43189053727. The next prime is 43189053749. The reversal of 43189053739 is 93735098134.

It is not a de Polignac number, because 43189053739 - 2²⁵ = 43155499307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43189053749) 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, 2710744 + ... + 2726629.

It is an arithmetic number, because the mean of its divisors is an integer number (3980157768).

Almost surely, 2^43189053739 is an apocalyptic number.

43189053739 is a deficient number, since it is larger than the sum of its proper divisors (4572839477).

43189053739 is a wasteful number, since it uses less digits than its factorization.

43189053739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5437446 (or 5437433 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 43189053739 in words is "forty-three billion, one hundred eighty-nine million, fifty-three thousand, seven hundred thirty-nine".