53343385720 has 32 divisors (see below), whose sum is σ = 125240994720. Its totient is φ = 20409642880.

The previous prime is 53343385717. The next prime is 53343385727. The reversal of 53343385720 is 2758334335.

It is a happy number.

53343385720 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53343385727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28990051 + ... + 28991890.

It is an arithmetic number, because the mean of its divisors is an integer number (3913781085).

Almost surely, 2^53343385720 is an apocalyptic number.

It is an amenable number.

53343385720 is an abundant number, since it is smaller than the sum of its proper divisors (71897609000).

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

53343385720 is a wasteful number, since it uses less digits than its factorization.

53343385720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57981975 (or 57981971 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 43.

The spelling of 53343385720 in words is "fifty-three billion, three hundred forty-three million, three hundred eighty-five thousand, seven hundred twenty".