55395422208 has 416 divisors, whose sum is σ = 189140019200. Its totient is φ = 15694331904.

The previous prime is 55395422183. The next prime is 55395422221. The reversal of 55395422208 is 80222459355.

55395422208 is a `hidden beast` number, since 55 + 39 + 542 + 2 + 20 + 8 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 126185253 + ... + 126185691.

Almost surely, 2^55395422208 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 55395422208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94570009600).

55395422208 is an abundant number, since it is smaller than the sum of its proper divisors (133744596992).

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

55395422208 is a wasteful number, since it uses less digits than its factorization.

55395422208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 642 (or 614 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 45.

The spelling of 55395422208 in words is "fifty-five billion, three hundred ninety-five million, four hundred twenty-two thousand, two hundred eight".