9772368632779 has 4 divisors (see below), whose sum is σ = 9773501406984. Its totient is φ = 9771235858576.

The previous prime is 9772368632773. The next prime is 9772368632797.

9772368632779 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9772368632779 - 2³ = 9772368632771 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9772368632771) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566374162 + ... + 566391415.

It is an arithmetic number, because the mean of its divisors is an integer number (2443375351746).

Almost surely, 2^{9772368632779} is an apocalyptic number.

9772368632779 is a deficient number, since it is larger than the sum of its proper divisors (1132774205).

9772368632779 is a wasteful number, since it uses less digits than its factorization.

9772368632779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1132774204.

The product of its digits is 2016379008, while the sum is 76.

The spelling of 9772368632779 in words is "nine trillion, seven hundred seventy-two billion, three hundred sixty-eight million, six hundred thirty-two thousand, seven hundred seventy-nine".