55346722200 has 384 divisors, whose sum is σ = 237681216000. Its totient is φ = 11500531200.

The previous prime is 55346722199. The next prime is 55346722241. The reversal of 55346722200 is 222764355.

55346722200 is a `hidden beast` number, since 553 + 4 + 67 + 22 + 20 + 0 = 666.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 349246 + ... + 482354.

It is an arithmetic number, because the mean of its divisors is an integer number (618961500).

Almost surely, 2^55346722200 is an apocalyptic number.

55346722200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55346722200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118840608000).

55346722200 is an abundant number, since it is smaller than the sum of its proper divisors (182334493800).

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

55346722200 is a wasteful number, since it uses less digits than its factorization.

55346722200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133152 (or 133137 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 36.

The spelling of 55346722200 in words is "fifty-five billion, three hundred forty-six million, seven hundred twenty-two thousand, two hundred".