43331601558081 has 8 divisors (see below), whose sum is σ = 57777804809920. Its totient is φ = 28886566339152.

The previous prime is 43331601558059. The next prime is 43331601558139. The reversal of 43331601558081 is 18085510613334.

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

It is not a de Polignac number, because 43331601558081 - 2²⁷ = 43331467340353 is a prime.

It is a super-2 number, since 2×43331601558081² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43331601558081.

It is not an unprimeable number, because it can be changed into a prime (43331601557081) 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, 291921661 + ... + 292070058.

It is an arithmetic number, because the mean of its divisors is an integer number (7222225601240).

Almost surely, 2^{43331601558081} is an apocalyptic number.

It is an amenable number.

43331601558081 is a deficient number, since it is larger than the sum of its proper divisors (14446203251839).

43331601558081 is a wasteful number, since it uses less digits than its factorization.

43331601558081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 584016455.

The product of its (nonzero) digits is 1036800, while the sum is 48.

The spelling of 43331601558081 in words is "forty-three trillion, three hundred thirty-one billion, six hundred one million, five hundred fifty-eight thousand, eighty-one".