9778980977367 has 16 divisors (see below), whose sum is σ = 14912740538880. Its totient is φ = 5583700557792.

The previous prime is 9778980977357. The next prime is 9778980977377. The reversal of 9778980977367 is 7637790898779.

It is an interprime number because it is at equal distance from previous prime (9778980977357) and next prime (9778980977377).

It is not a de Polignac number, because 9778980977367 - 2⁷ = 9778980977239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9778980977357) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178662492 + ... + 178717217.

It is an arithmetic number, because the mean of its divisors is an integer number (932046283680).

Almost surely, 2^{9778980977367} is an apocalyptic number.

9778980977367 is a deficient number, since it is larger than the sum of its proper divisors (5133759561513).

9778980977367 is a wasteful number, since it uses less digits than its factorization.

9778980977367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357381022.

The product of its (nonzero) digits is 14114653056, while the sum is 87.

The spelling of 9778980977367 in words is "nine trillion, seven hundred seventy-eight billion, nine hundred eighty million, nine hundred seventy-seven thousand, three hundred sixty-seven".