3573473056666 has 4 divisors (see below), whose sum is σ = 5360209585002. Its totient is φ = 1786736528332.

The previous prime is 3573473056649. The next prime is 3573473056691. The reversal of 3573473056666 is 6666503743753.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3544239238225 + 29233818441 = 1882615^2 + 170979^2 .

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 as a sum of consecutive naturals, namely, 893368264165 + ... + 893368264168.

Almost surely, 2^{3573473056666} is an apocalyptic number.

3573473056666 is a deficient number, since it is larger than the sum of its proper divisors (1786736528336).

3573473056666 is a wasteful number, since it uses less digits than its factorization.

3573473056666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1786736528335.

The product of its (nonzero) digits is 171460800, while the sum is 61.

The spelling of 3573473056666 in words is "three trillion, five hundred seventy-three billion, four hundred seventy-three million, fifty-six thousand, six hundred sixty-six".