9979056055 has 8 divisors (see below), whose sum is σ = 12017484144. Its totient is φ = 7954833600.

The previous prime is 9979056047. The next prime is 9979056071. The reversal of 9979056055 is 5506509799.

9979056055 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9979056055 - 2³ = 9979056047 is a prime.

It is a super-3 number, since 3×9979056055³ (a number of 31 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9979055987 and 9979056005.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 3549861 + ... + 3552670.

It is an arithmetic number, because the mean of its divisors is an integer number (1502185518).

Almost surely, 2^9979056055 is an apocalyptic number.

9979056055 is a deficient number, since it is larger than the sum of its proper divisors (2038428089).

9979056055 is a wasteful number, since it uses less digits than its factorization.

9979056055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7102817.

The product of its (nonzero) digits is 3827250, while the sum is 55.

The square root of 9979056055 is about 99895.2253864017. The cubic root of 9979056055 is about 2152.9295600419.

The spelling of 9979056055 in words is "nine billion, nine hundred seventy-nine million, fifty-six thousand, fifty-five".