1660222285808 has 10 divisors (see below), whose sum is σ = 3216680678784. Its totient is φ = 830111142896.

The previous prime is 1660222285781. The next prime is 1660222285861. The reversal of 1660222285808 is 8085822220661.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51881946416 + ... + 51881946447.

Almost surely, 2^{1660222285808} is an apocalyptic number.

It is an amenable number.

1660222285808 is a deficient number, since it is larger than the sum of its proper divisors (1556458392976).

1660222285808 is a wasteful number, since it uses less digits than its factorization.

1660222285808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103763892871 (or 103763892865 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 50.

The spelling of 1660222285808 in words is "one trillion, six hundred sixty billion, two hundred twenty-two million, two hundred eighty-five thousand, eight hundred eight".