1671138805017 has 16 divisors (see below), whose sum is σ = 2430782307072. Its totient is φ = 1012796832720.

The previous prime is 1671138805003. The next prime is 1671138805097. The reversal of 1671138805017 is 7105088311761.

It is not a de Polignac number, because 1671138805017 - 2¹⁹ = 1671138280729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1671138805097) by changing a digit.

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, 2244438 + ... + 2894784.

It is an arithmetic number, because the mean of its divisors is an integer number (151923894192).

Almost surely, 2^{1671138805017} is an apocalyptic number.

It is an amenable number.

1671138805017 is a deficient number, since it is larger than the sum of its proper divisors (759643502055).

1671138805017 is a wasteful number, since it uses less digits than its factorization.

1671138805017 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728228.

The product of its (nonzero) digits is 282240, while the sum is 48.

The spelling of 1671138805017 in words is "one trillion, six hundred seventy-one billion, one hundred thirty-eight million, eight hundred five thousand, seventeen".