140668661082873 has 16 divisors (see below), whose sum is σ = 233838813229056. Its totient is φ = 73074629133840.

The previous prime is 140668661082863. The next prime is 140668661082889. The reversal of 140668661082873 is 378280166866041.

It is not a de Polignac number, because 140668661082873 - 2⁵ = 140668661082841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140668661082853) 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, 304477621161 + ... + 304477621622.

It is an arithmetic number, because the mean of its divisors is an integer number (14614925826816).

Almost surely, 2^{140668661082873} is an apocalyptic number.

It is an amenable number.

140668661082873 is a deficient number, since it is larger than the sum of its proper divisors (93170152146183).

140668661082873 is a wasteful number, since it uses less digits than its factorization.

140668661082873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608955242804.

The product of its (nonzero) digits is 111476736, while the sum is 66.

The spelling of 140668661082873 in words is "one hundred forty trillion, six hundred sixty-eight billion, six hundred sixty-one million, eighty-two thousand, eight hundred seventy-three".