56606157565 has 8 divisors (see below), whose sum is σ = 67985404128. Its totient is φ = 45246249360.

The previous prime is 56606157527. The next prime is 56606157581. The reversal of 56606157565 is 56575160665.

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

It is not a de Polignac number, because 56606157565 - 2⁹ = 56606157053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4828147 + ... + 4839856.

It is an arithmetic number, because the mean of its divisors is an integer number (8498175516).

Almost surely, 2^56606157565 is an apocalyptic number.

It is an amenable number.

56606157565 is a deficient number, since it is larger than the sum of its proper divisors (11379246563).

56606157565 is a wasteful number, since it uses less digits than its factorization.

56606157565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9669179.

The product of its (nonzero) digits is 5670000, while the sum is 52.

The spelling of 56606157565 in words is "fifty-six billion, six hundred six million, one hundred fifty-seven thousand, five hundred sixty-five".