9769980899678 has 16 divisors (see below), whose sum is σ = 14818260030000. Its totient is φ = 4830643927296.

The previous prime is 9769980899647. The next prime is 9769980899689. The reversal of 9769980899678 is 8769980899679.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20523428 + ... + 20994071.

It is an arithmetic number, because the mean of its divisors is an integer number (926141251875).

Almost surely, 2^{9769980899678} is an apocalyptic number.

9769980899678 is a deficient number, since it is larger than the sum of its proper divisors (5048279130322).

9769980899678 is a wasteful number, since it uses less digits than its factorization.

9769980899678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41518811.

The product of its (nonzero) digits is 53331167232, while the sum is 95.

Subtracting from 9769980899678 its reverse (8769980899679), we obtain a palindrome (999999999999).

The spelling of 9769980899678 in words is "nine trillion, seven hundred sixty-nine billion, nine hundred eighty million, eight hundred ninety-nine thousand, six hundred seventy-eight".