1664374731114 has 64 divisors (see below), whose sum is σ = 3368097532800. Its totient is φ = 548262494208.

The previous prime is 1664374731113. The next prime is 1664374731119. The reversal of 1664374731114 is 4111374734661.

It is not an unprimeable number, because it can be changed into a prime (1664374731113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 481448874 + ... + 481452330.

It is an arithmetic number, because the mean of its divisors is an integer number (52626523950).

Almost surely, 2^{1664374731114} is an apocalyptic number.

1664374731114 is an abundant number, since it is smaller than the sum of its proper divisors (1703722801686).

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

1664374731114 is a wasteful number, since it uses less digits than its factorization.

1664374731114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5287.

The product of its digits is 1016064, while the sum is 48.

The spelling of 1664374731114 in words is "one trillion, six hundred sixty-four billion, three hundred seventy-four million, seven hundred thirty-one thousand, one hundred fourteen".