210534353550054 has 128 divisors (see below), whose sum is σ = 479866368960000. Its totient is φ = 68384155392000.

The previous prime is 210534353550023. The next prime is 210534353550083. The reversal of 210534353550054 is 450055353435012.

210534353550054 is a `hidden beast` number, since 2 + 1 + 0 + 5 + 3 + 43 + 5 + 3 + 550 + 0 + 54 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 210534353549991 and 210534353550009.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2063991054 + ... + 2064093054.

It is an arithmetic number, because the mean of its divisors is an integer number (3748956007500).

Almost surely, 2^{210534353550054} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210534353550054, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (239933184480000).

210534353550054 is an abundant number, since it is smaller than the sum of its proper divisors (269332015409946).

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

210534353550054 is a wasteful number, since it uses less digits than its factorization.

210534353550054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104147 (or 104141 counting only the distinct ones).

The product of its (nonzero) digits is 2700000, while the sum is 45.

The spelling of 210534353550054 in words is "two hundred ten trillion, five hundred thirty-four billion, three hundred fifty-three million, five hundred fifty thousand, fifty-four".