1664982183093 has 16 divisors (see below), whose sum is σ = 2267439552000. Its totient is φ = 1086481413360.

The previous prime is 1664982183071. The next prime is 1664982183121. The reversal of 1664982183093 is 3903812894661.

It is not a de Polignac number, because 1664982183093 - 2¹² = 1664982178997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1664982183013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28088443 + ... + 28147656.

It is an arithmetic number, because the mean of its divisors is an integer number (141714972000).

Almost surely, 2^{1664982183093} is an apocalyptic number.

It is an amenable number.

1664982183093 is a deficient number, since it is larger than the sum of its proper divisors (602457368907).

1664982183093 is a wasteful number, since it uses less digits than its factorization.

1664982183093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56236312.

The product of its (nonzero) digits is 13436928, while the sum is 60.

The spelling of 1664982183093 in words is "one trillion, six hundred sixty-four billion, nine hundred eighty-two million, one hundred eighty-three thousand, ninety-three".