52420305050400 has 144 divisors (see below), whose sum is σ = 195003534849984. Its totient is φ = 11981784007680.

The previous prime is 52420305050363. The next prime is 52420305050447. The reversal of 52420305050400 is 405050302425.

52420305050400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 23 ways as a sum of consecutive naturals, for example, 1560111327 + ... + 1560144926.

It is an arithmetic number, because the mean of its divisors is an integer number (1354191214236).

Almost surely, 2^{52420305050400} is an apocalyptic number.

52420305050400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52420305050400 is an abundant number, since it is smaller than the sum of its proper divisors (142583229799584).

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

52420305050400 is a wasteful number, since it uses less digits than its factorization.

52420305050400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120256283 (or 3120256270 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 30.

Adding to 52420305050400 its reverse (405050302425), we get a palindrome (52825355352825).

The spelling of 52420305050400 in words is "fifty-two trillion, four hundred twenty billion, three hundred five million, fifty thousand, four hundred".