56660665036 has 6 divisors (see below), whose sum is σ = 99156163820. Its totient is φ = 28330332516.

The previous prime is 56660665031. The next prime is 56660665037. The reversal of 56660665036 is 63056606665.

It is not an unprimeable number, because it can be changed into a prime (56660665031) by changing a digit.

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 as a sum of consecutive naturals, namely, 7082583126 + ... + 7082583133.

Almost surely, 2^56660665036 is an apocalyptic number.

It is an amenable number.

56660665036 is a deficient number, since it is larger than the sum of its proper divisors (42495498784).

56660665036 is a wasteful number, since it uses less digits than its factorization.

56660665036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14165166263 (or 14165166261 counting only the distinct ones).

The product of its (nonzero) digits is 3499200, while the sum is 49.

The spelling of 56660665036 in words is "fifty-six billion, six hundred sixty million, six hundred sixty-five thousand, thirty-six".