56611870073 has 8 divisors (see below), whose sum is σ = 62209196640. Its totient is φ = 51089675680.

The previous prime is 56611870061. The next prime is 56611870127. The reversal of 56611870073 is 37007811665.

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 56611870073 - 2⁸ = 56611869817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56611870013) by changing a digit.

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, 18781463 + ... + 18784476.

It is an arithmetic number, because the mean of its divisors is an integer number (7776149580).

Almost surely, 2^56611870073 is an apocalyptic number.

It is an amenable number.

56611870073 is a deficient number, since it is larger than the sum of its proper divisors (5597326567).

56611870073 is a wasteful number, since it uses less digits than its factorization.

56611870073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37566087.

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 56611870073 in words is "fifty-six billion, six hundred eleven million, eight hundred seventy thousand, seventy-three".