1662084188366 has 16 divisors (see below), whose sum is σ = 2857498390656. Its totient is φ = 710268992376.

The previous prime is 1662084188327. The next prime is 1662084188399. The reversal of 1662084188366 is 6638814802661.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171061856 + ... + 171071571.

It is an arithmetic number, because the mean of its divisors is an integer number (178593649416).

Almost surely, 2^{1662084188366} is an apocalyptic number.

1662084188366 is a deficient number, since it is larger than the sum of its proper divisors (1195414202290).

1662084188366 is a wasteful number, since it uses less digits than its factorization.

1662084188366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 342133783.

The product of its (nonzero) digits is 15925248, while the sum is 59.

The spelling of 1662084188366 in words is "one trillion, six hundred sixty-two billion, eighty-four million, one hundred eighty-eight thousand, three hundred sixty-six".