43745757013 has 8 divisors (see below), whose sum is σ = 50044708160. Its totient is φ = 37459195200.

The previous prime is 43745756987. The next prime is 43745757037. The reversal of 43745757013 is 31075754734.

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

It is not a de Polignac number, because 43745757013 - 2³³ = 35155822421 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 (43745757113) 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, 3089763 + ... + 3103888.

It is an arithmetic number, because the mean of its divisors is an integer number (6255588520).

Almost surely, 2^43745757013 is an apocalyptic number.

It is an amenable number.

43745757013 is a deficient number, since it is larger than the sum of its proper divisors (6298951147).

43745757013 is a wasteful number, since it uses less digits than its factorization.

43745757013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6194667.

The product of its (nonzero) digits is 1234800, while the sum is 46.

The spelling of 43745757013 in words is "forty-three billion, seven hundred forty-five million, seven hundred fifty-seven thousand, thirteen".