52171904419200 has 1152 divisors, whose sum is σ = 197851635970560. Its totient is φ = 13062905856000.

The previous prime is 52171904419181. The next prime is 52171904419211. The reversal of 52171904419200 is 291440917125.

52171904419200 is a `hidden beast` number, since 5 + 2 + 17 + 19 + 0 + 4 + 419 + 200 = 666.

52171904419200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (1152).

It is a super-2 number, since 2×52171904419200² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 11334324099 + ... + 11334328701.

It is an arithmetic number, because the mean of its divisors is an integer number (171746211780).

Almost surely, 2^{52171904419200} is an apocalyptic number.

52171904419200 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 52171904419200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98925817985280).

52171904419200 is an abundant number, since it is smaller than the sum of its proper divisors (145679731551360).

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

52171904419200 is a wasteful number, since it uses less digits than its factorization.

52171904419200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4968 (or 4948 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 45.

The spelling of 52171904419200 in words is "fifty-two trillion, one hundred seventy-one billion, nine hundred four million, four hundred nineteen thousand, two hundred".