53122303512 has 48 divisors (see below), whose sum is σ = 143906012640. Its totient is φ = 17703359808.

The previous prime is 53122303463. The next prime is 53122303517. The reversal of 53122303512 is 21530322135.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53122303517) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 238678 + ... + 403994.

It is an arithmetic number, because the mean of its divisors is an integer number (2998041930).

Almost surely, 2^53122303512 is an apocalyptic number.

It is an amenable number.

53122303512 is an abundant number, since it is smaller than the sum of its proper divisors (90783709128).

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

53122303512 is a wasteful number, since it uses less digits than its factorization.

53122303512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169792 (or 169785 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 53122303512 its reverse (21530322135), we get a palindrome (74652625647).

The spelling of 53122303512 in words is "fifty-three billion, one hundred twenty-two million, three hundred three thousand, five hundred twelve".