56404641005 has 8 divisors (see below), whose sum is σ = 67755570432. Its totient is φ = 45077045328.

The previous prime is 56404640989. The next prime is 56404641017. The reversal of 56404641005 is 50014640465.

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 56404641005 - 2⁴ = 56404640989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5828117 + ... + 5837786.

It is an arithmetic number, because the mean of its divisors is an integer number (8469446304).

Almost surely, 2^56404641005 is an apocalyptic number.

It is an amenable number.

56404641005 is a deficient number, since it is larger than the sum of its proper divisors (11350929427).

56404641005 is a wasteful number, since it uses less digits than its factorization.

56404641005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11666875.

The product of its (nonzero) digits is 57600, while the sum is 35.

The spelling of 56404641005 in words is "fifty-six billion, four hundred four million, six hundred forty-one thousand, five".