2016726712989 has 64 divisors (see below), whose sum is σ = 2966916999168. Its totient is φ = 1212954624000.

The previous prime is 2016726712943. The next prime is 2016726712991. The reversal of 2016726712989 is 9892176276102.

It is not a de Polignac number, because 2016726712989 - 2⁸ = 2016726712733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016726712909) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 395356539 + ... + 395361639.

It is an arithmetic number, because the mean of its divisors is an integer number (46358078112).

Almost surely, 2^{2016726712989} is an apocalyptic number.

It is an amenable number.

2016726712989 is a deficient number, since it is larger than the sum of its proper divisors (950190286179).

2016726712989 is a wasteful number, since it uses less digits than its factorization.

2016726712989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7478.

The product of its (nonzero) digits is 9144576, while the sum is 60.

The spelling of 2016726712989 in words is "two trillion, sixteen billion, seven hundred twenty-six million, seven hundred twelve thousand, nine hundred eighty-nine".