56617701662 has 16 divisors (see below), whose sum is σ = 85812193152. Its totient is φ = 28013706240.

The previous prime is 56617701617. The next prime is 56617701677. The reversal of 56617701662 is 26610771665.

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, 2951462 + ... + 2970582.

It is an arithmetic number, because the mean of its divisors is an integer number (5363262072).

Almost surely, 2^56617701662 is an apocalyptic number.

56617701662 is a deficient number, since it is larger than the sum of its proper divisors (29194491490).

56617701662 is a wasteful number, since it uses less digits than its factorization.

56617701662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34483.

The product of its (nonzero) digits is 635040, while the sum is 47.

The spelling of 56617701662 in words is "fifty-six billion, six hundred seventeen million, seven hundred one thousand, six hundred sixty-two".