140940666909939 has 16 divisors (see below), whose sum is σ = 202399384545792. Its totient is φ = 86722842820128.

The previous prime is 140940666909919. The next prime is 140940666909983. The reversal of 140940666909939 is 939909666049041.

It is not a de Polignac number, because 140940666909939 - 2¹³ = 140940666901747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140940666909919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 205388037 + ... + 206073110.

It is an arithmetic number, because the mean of its divisors is an integer number (12649961534112).

Almost surely, 2^{140940666909939} is an apocalyptic number.

140940666909939 is a deficient number, since it is larger than the sum of its proper divisors (61458717635853).

140940666909939 is a wasteful number, since it uses less digits than its factorization.

140940666909939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411469946.

The product of its (nonzero) digits is 612220032, while the sum is 75.

The spelling of 140940666909939 in words is "one hundred forty trillion, nine hundred forty billion, six hundred sixty-six million, nine hundred nine thousand, nine hundred thirty-nine".