9686404677599 has 16 divisors (see below), whose sum is σ = 11045533802688. Its totient is φ = 8415031199232.

The previous prime is 9686404677539. The next prime is 9686404677613. The reversal of 9686404677599 is 9957764046869.

It is a cyclic number.

It is not a de Polignac number, because 9686404677599 - 2²⁸ = 9686136242143 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9686404677529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5384654 + ... + 6954660.

It is an arithmetic number, because the mean of its divisors is an integer number (690345862668).

Almost surely, 2^{9686404677599} is an apocalyptic number.

9686404677599 is a deficient number, since it is larger than the sum of its proper divisors (1359129125089).

9686404677599 is a wasteful number, since it uses less digits than its factorization.

9686404677599 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597954.

The product of its (nonzero) digits is 4938071040, while the sum is 80.

The spelling of 9686404677599 in words is "nine trillion, six hundred eighty-six billion, four hundred four million, six hundred seventy-seven thousand, five hundred ninety-nine".