56650725646 has 8 divisors (see below), whose sum is σ = 84985064640. Its totient is φ = 28322370768.

The previous prime is 56650725563. The next prime is 56650725661. The reversal of 56650725646 is 64652705665.

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

It is a junction number, because it is equal to n+sod(n) for n = 56650725593 and 56650725602.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1472286 + ... + 1510273.

It is an arithmetic number, because the mean of its divisors is an integer number (10623133080).

Almost surely, 2^56650725646 is an apocalyptic number.

56650725646 is a deficient number, since it is larger than the sum of its proper divisors (28334338994).

56650725646 is a wasteful number, since it uses less digits than its factorization.

56650725646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992058.

The product of its (nonzero) digits is 9072000, while the sum is 52.

The spelling of 56650725646 in words is "fifty-six billion, six hundred fifty million, seven hundred twenty-five thousand, six hundred forty-six".