9955278312 has 192 divisors, whose sum is σ = 29692421760. Its totient is φ = 2722636800.

The previous prime is 9955278293. The next prime is 9955278331. The reversal of 9955278312 is 2138725599.

9955278312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9955278293) and next prime (9955278331).

It is a congruent number.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 63409338 + ... + 63409494.

It is an arithmetic number, because the mean of its divisors is an integer number (154648030).

Almost surely, 2^9955278312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9955278312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14846210880).

9955278312 is an abundant number, since it is smaller than the sum of its proper divisors (19737143448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9955278312 is a wasteful number, since it uses less digits than its factorization.

9955278312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412 (or 307 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 51.

The square root of 9955278312 is about 99776.1409957310. The cubic root of 9955278312 is about 2151.2182251973.

The spelling of 9955278312 in words is "nine billion, nine hundred fifty-five million, two hundred seventy-eight thousand, three hundred twelve".