9778884675 has 72 divisors (see below), whose sum is σ = 18898022592. Its totient is φ = 4448808000.

The previous prime is 9778884671. The next prime is 9778884707. The reversal of 9778884675 is 5764888779.

9778884675 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9778884675 - 2² = 9778884671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9778884671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 769120 + ... + 781730.

It is an arithmetic number, because the mean of its divisors is an integer number (262472536).

Almost surely, 2^9778884675 is an apocalyptic number.

9778884675 is a deficient number, since it is larger than the sum of its proper divisors (9119137917).

9778884675 is a wasteful number, since it uses less digits than its factorization.

9778884675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12849 (or 12837 counting only the distinct ones).

The product of its digits is 189665280, while the sum is 69.

The square root of 9778884675 is about 98888.2433608768. The cubic root of 9778884675 is about 2138.4369081080.

It can be divided in two parts, 9778 and 884675, that added together give a triangular number (894453 = T₁₃₃₇).

The spelling of 9778884675 in words is "nine billion, seven hundred seventy-eight million, eight hundred eighty-four thousand, six hundred seventy-five".