56641331443 has 8 divisors (see below), whose sum is σ = 56829138912. Its totient is φ = 56453582016.

The previous prime is 56641331399. The next prime is 56641331477. The reversal of 56641331443 is 34413314665.

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 56641331443 - 2²¹ = 56639234291 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56641331396 and 56641331405.

It is not an unprimeable number, because it can be changed into a prime (56641331143) 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, 2883471 + ... + 2903047.

It is an arithmetic number, because the mean of its divisors is an integer number (7103642364).

Almost surely, 2^56641331443 is an apocalyptic number.

56641331443 is a deficient number, since it is larger than the sum of its proper divisors (187807469).

56641331443 is a wasteful number, since it uses less digits than its factorization.

56641331443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29021.

The product of its digits is 311040, while the sum is 40.

The spelling of 56641331443 in words is "fifty-six billion, six hundred forty-one million, three hundred thirty-one thousand, four hundred forty-three".