789699383996987 has 16 divisors (see below), whose sum is σ = 802717500211200. Its totient is φ = 776778759979200.

The previous prime is 789699383996933. The next prime is 789699383996989.

789699383996987 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 789699383996987 - 2⁶ = 789699383996923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (789699383996989) 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, 10558862 + ... + 41120412.

It is an arithmetic number, because the mean of its divisors is an integer number (50169843763200).

Almost surely, 2^{789699383996987} is an apocalyptic number.

789699383996987 is a deficient number, since it is larger than the sum of its proper divisors (13018116214213).

789699383996987 is a wasteful number, since it uses less digits than its factorization.

789699383996987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30563146.

The product of its digits is 4319824545792, while the sum is 110.

The spelling of 789699383996987 in words is "seven hundred eighty-nine trillion, six hundred ninety-nine billion, three hundred eighty-three million, nine hundred ninety-six thousand, nine hundred eighty-seven".