53321034512 has 80 divisors (see below), whose sum is σ = 107366342400. Its totient is φ = 25635692544.

The previous prime is 53321034511. The next prime is 53321034523. The reversal of 53321034512 is 21543012335.

It is a happy number.

It is a super-3 number, since 3×53321034512³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (53321034511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22621238 + ... + 22623594.

It is an arithmetic number, because the mean of its divisors is an integer number (1342079280).

Almost surely, 2^53321034512 is an apocalyptic number.

It is an amenable number.

53321034512 is an abundant number, since it is smaller than the sum of its proper divisors (54045307888).

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

53321034512 is a wasteful number, since it uses less digits than its factorization.

53321034512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2928 (or 2922 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 53321034512 its reverse (21543012335), we get a palindrome (74864046847).

The spelling of 53321034512 in words is "fifty-three billion, three hundred twenty-one million, thirty-four thousand, five hundred twelve".