55223644854600 has 192 divisors, whose sum is σ = 190231267128000. Its totient is φ = 14725028620800.

The previous prime is 55223644854571. The next prime is 55223644854607. The reversal of 55223644854600 is 645844632255.

55223644854600 is a `hidden beast` number, since 5 + 5 + 2 + 23 + 6 + 4 + 4 + 8 + 5 + 4 + 600 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (55223644854607) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 62683155 + ... + 63558045.

It is an arithmetic number, because the mean of its divisors is an integer number (990787849625).

Almost surely, 2^{55223644854600} is an apocalyptic number.

55223644854600 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 55223644854600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95115633564000).

55223644854600 is an abundant number, since it is smaller than the sum of its proper divisors (135007622273400).

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

55223644854600 is a wasteful number, since it uses less digits than its factorization.

55223644854600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886605 (or 886590 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 54.

The spelling of 55223644854600 in words is "fifty-five trillion, two hundred twenty-three billion, six hundred forty-four million, eight hundred fifty-four thousand, six hundred".