43034140257 has 8 divisors (see below), whose sum is σ = 58778338080. Its totient is φ = 27989684640.

The previous prime is 43034140241. The next prime is 43034140277. The reversal of 43034140257 is 75204143034.

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

It is not a de Polignac number, because 43034140257 - 2⁴ = 43034140241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (43034140207) 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, 174935407 + ... + 174935652.

It is an arithmetic number, because the mean of its divisors is an integer number (7347292260).

Almost surely, 2^43034140257 is an apocalyptic number.

It is an amenable number.

43034140257 is a deficient number, since it is larger than the sum of its proper divisors (15744197823).

43034140257 is a wasteful number, since it uses less digits than its factorization.

43034140257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349871103.

The product of its (nonzero) digits is 40320, while the sum is 33.

The spelling of 43034140257 in words is "forty-three billion, thirty-four million, one hundred forty thousand, two hundred fifty-seven".