43495959449 has 8 divisors (see below), whose sum is σ = 43761838848. Its totient is φ = 43230144960.

The previous prime is 43495959443. The next prime is 43495959461. The reversal of 43495959449 is 94495959434.

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 43495959449 - 2⁸ = 43495959193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43495959443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2618129 + ... + 2634689.

It is an arithmetic number, because the mean of its divisors is an integer number (5470229856).

Almost surely, 2^43495959449 is an apocalyptic number.

It is an amenable number.

43495959449 is a deficient number, since it is larger than the sum of its proper divisors (265879399).

43495959449 is a wasteful number, since it uses less digits than its factorization.

43495959449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32455.

The product of its digits is 125971200, while the sum is 65.

The spelling of 43495959449 in words is "forty-three billion, four hundred ninety-five million, nine hundred fifty-nine thousand, four hundred forty-nine".