1662902341818 has 32 divisors (see below), whose sum is σ = 3341538195840. Its totient is φ = 551684313600.

The previous prime is 1662902341729. The next prime is 1662902341831. The reversal of 1662902341818 is 8181432092661.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 427843 + ... + 1873193.

It is an arithmetic number, because the mean of its divisors is an integer number (104423068620).

Almost surely, 2^{1662902341818} is an apocalyptic number.

1662902341818 is an abundant number, since it is smaller than the sum of its proper divisors (1678635854022).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1662902341818 is a wasteful number, since it uses less digits than its factorization.

1662902341818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446262.

The product of its (nonzero) digits is 995328, while the sum is 51.

The spelling of 1662902341818 in words is "one trillion, six hundred sixty-two billion, nine hundred two million, three hundred forty-one thousand, eight hundred eighteen".