53321125112520 has 32 divisors (see below), whose sum is σ = 159963375337920. Its totient is φ = 14218966696640.

The previous prime is 53321125112449. The next prime is 53321125112557. The reversal of 53321125112520 is 2521152112335.

53321125112520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 222171354516 + ... + 222171354755.

It is an arithmetic number, because the mean of its divisors is an integer number (4998855479310).

Almost surely, 2^{53321125112520} is an apocalyptic number.

It is an amenable number.

53321125112520 is an abundant number, since it is smaller than the sum of its proper divisors (106642250225400).

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

53321125112520 is a wasteful number, since it uses less digits than its factorization.

53321125112520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444342709285 (or 444342709281 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 33.

Adding to 53321125112520 its reverse (2521152112335), we get a palindrome (55842277224855).

The spelling of 53321125112520 in words is "fifty-three trillion, three hundred twenty-one billion, one hundred twenty-five million, one hundred twelve thousand, five hundred twenty".