52400656120 has 32 divisors (see below), whose sum is σ = 118493964000. Its totient is φ = 20854931328.

The previous prime is 52400656109. The next prime is 52400656127. The reversal of 52400656120 is 2165600425.

52400656120 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 (52400656127) 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, 3283539 + ... + 3299458.

It is an arithmetic number, because the mean of its divisors is an integer number (3702936375).

Almost surely, 2^52400656120 is an apocalyptic number.

It is an amenable number.

52400656120 is an abundant number, since it is smaller than the sum of its proper divisors (66093307880).

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

52400656120 is a wasteful number, since it uses less digits than its factorization.

52400656120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6583207 (or 6583203 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 52400656120 in words is "fifty-two billion, four hundred million, six hundred fifty-six thousand, one hundred twenty".