53451322520012 has 48 divisors (see below), whose sum is σ = 94396223880000. Its totient is φ = 26481884822784.

The previous prime is 53451322520003. The next prime is 53451322520041. The reversal of 53451322520012 is 21002522315435.

53451322520012 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 15 ways as a sum of consecutive naturals, for example, 809479814 + ... + 809545842.

It is an arithmetic number, because the mean of its divisors is an integer number (1966587997500).

Almost surely, 2^{53451322520012} is an apocalyptic number.

It is an amenable number.

53451322520012 is a deficient number, since it is larger than the sum of its proper divisors (40944901359988).

53451322520012 is a wasteful number, since it uses less digits than its factorization.

53451322520012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69458 (or 69456 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 53451322520012 its reverse (21002522315435), we get a palindrome (74453844835447).

The spelling of 53451322520012 in words is "fifty-three trillion, four hundred fifty-one billion, three hundred twenty-two million, five hundred twenty thousand, twelve".