43072334845 has 8 divisors (see below), whose sum is σ = 51688446264. Its totient is φ = 34456771584.

The previous prime is 43072334843. The next prime is 43072334897. The reversal of 43072334845 is 54843327034.

It can be written as a sum of positive squares in 4 ways, for example, as 16499844 + 43055835001 = 4062^2 + 207499^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 43072334845 - 2¹ = 43072334843 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43072334843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62157 + ... + 300013.

It is an arithmetic number, because the mean of its divisors is an integer number (6461055783).

Almost surely, 2^43072334845 is an apocalyptic number.

It is an amenable number.

43072334845 is a deficient number, since it is larger than the sum of its proper divisors (8616111419).

43072334845 is a wasteful number, since it uses less digits than its factorization.

43072334845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274079.

The product of its (nonzero) digits is 967680, while the sum is 43.

The spelling of 43072334845 in words is "forty-three billion, seventy-two million, three hundred thirty-four thousand, eight hundred forty-five".