56580278065 has 8 divisors (see below), whose sum is σ = 68081339520. Its totient is φ = 45140885232.

The previous prime is 56580278057. The next prime is 56580278077. The reversal of 56580278065 is 56087208565.

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 56580278065 - 2³ = 56580278057 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, 15415135 + ... + 15418804.

It is an arithmetic number, because the mean of its divisors is an integer number (8510167440).

Almost surely, 2^56580278065 is an apocalyptic number.

It is an amenable number.

56580278065 is a deficient number, since it is larger than the sum of its proper divisors (11501061455).

56580278065 is a wasteful number, since it uses less digits than its factorization.

56580278065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30834311.

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 56580278065 in words is "fifty-six billion, five hundred eighty million, two hundred seventy-eight thousand, sixty-five".