9769996616890 has 32 divisors (see below), whose sum is σ = 18173843191296. Its totient is φ = 3777651017280.

The previous prime is 9769996616881. The next prime is 9769996616971. The reversal of 9769996616890 is 986166999679.

It is a junction number, because it is equal to n+sod(n) for n = 9769996616798 and 9769996616807.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17572317 + ... + 18119776.

It is an arithmetic number, because the mean of its divisors is an integer number (567932599728).

Almost surely, 2^{9769996616890} is an apocalyptic number.

9769996616890 is a deficient number, since it is larger than the sum of its proper divisors (8403846574406).

9769996616890 is a wasteful number, since it uses less digits than its factorization.

9769996616890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35693014.

The product of its (nonzero) digits is 4285540224, while the sum is 85.

The spelling of 9769996616890 in words is "nine trillion, seven hundred sixty-nine billion, nine hundred ninety-six million, six hundred sixteen thousand, eight hundred ninety".