43645042606 has 8 divisors (see below), whose sum is σ = 71419160664. Its totient is φ = 19838655720.

The previous prime is 43645042591. The next prime is 43645042643. The reversal of 43645042606 is 60624054634.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 991932765 + ... + 991932808.

It is an arithmetic number, because the mean of its divisors is an integer number (8927395083).

Almost surely, 2^43645042606 is an apocalyptic number.

43645042606 is a deficient number, since it is larger than the sum of its proper divisors (27774118058).

43645042606 is a wasteful number, since it uses less digits than its factorization.

43645042606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1983865586.

The product of its (nonzero) digits is 414720, while the sum is 40.

The spelling of 43645042606 in words is "forty-three billion, six hundred forty-five million, forty-two thousand, six hundred six".