43396194545 has 8 divisors (see below), whose sum is σ = 56809563840. Its totient is φ = 31560868720.

The previous prime is 43396194521. The next prime is 43396194563. The reversal of 43396194545 is 54549169334.

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

It is not a de Polignac number, because 43396194545 - 2⁶ = 43396194481 is a prime.

It is an unprimeable number.

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, 394510805 + ... + 394510914.

It is an arithmetic number, because the mean of its divisors is an integer number (7101195480).

Almost surely, 2^43396194545 is an apocalyptic number.

It is an amenable number.

43396194545 is a deficient number, since it is larger than the sum of its proper divisors (13413369295).

43396194545 is a wasteful number, since it uses less digits than its factorization.

43396194545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789021735.

The product of its digits is 6998400, while the sum is 53.

The spelling of 43396194545 in words is "forty-three billion, three hundred ninety-six million, one hundred ninety-four thousand, five hundred forty-five".