4572473578666 has 16 divisors (see below), whose sum is σ = 7838577938304. Its totient is φ = 1959618582864.

The previous prime is 4572473578643. The next prime is 4572473578691. The reversal of 4572473578666 is 6668753742754.

It is a junction number, because it is equal to n+sod(n) for n = 4572473578595 and 4572473578604.

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, 1294891 + ... + 3289633.

It is an arithmetic number, because the mean of its divisors is an integer number (489911121144).

Almost surely, 2^{4572473578666} is an apocalyptic number.

4572473578666 is a deficient number, since it is larger than the sum of its proper divisors (3266104359638).

4572473578666 is a wasteful number, since it uses less digits than its factorization.

4572473578666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2158485.

The product of its digits is 1422489600, while the sum is 70.

The spelling of 4572473578666 in words is "four trillion, five hundred seventy-two billion, four hundred seventy-three million, five hundred seventy-eight thousand, six hundred sixty-six".