9769980899679 has 96 divisors (see below), whose sum is σ = 17699787087360. Its totient is φ = 4664444209920.

The previous prime is 9769980899647. The next prime is 9769980899689.

It is a happy number.

9769980899679 is nontrivially palindromic in base 10.

9769980899679 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9769980899679 - 2⁵ = 9769980899647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9769980899689) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6918784 + ... + 8210330.

It is an arithmetic number, because the mean of its divisors is an integer number (184372782160).

Almost surely, 2^{9769980899679} is an apocalyptic number.

9769980899679 is a deficient number, since it is larger than the sum of its proper divisors (7929806187681).

9769980899679 is a wasteful number, since it uses less digits than its factorization.

9769980899679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291821 (or 1291810 counting only the distinct ones).

The product of its (nonzero) digits is 59997563136, while the sum is 96.

The spelling of 9769980899679 in words is "nine trillion, seven hundred sixty-nine billion, nine hundred eighty million, eight hundred ninety-nine thousand, six hundred seventy-nine".