52345935072 has 120 divisors (see below), whose sum is σ = 154518088032. Its totient is φ = 17384025600.

The previous prime is 52345935013. The next prime is 52345935077. The reversal of 52345935072 is 27053954325.

52345935072 is a `hidden beast` number, since 5 + 2 + 3 + 4 + 593 + 50 + 7 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52345935077) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 665172 + ... + 739692.

Almost surely, 2^52345935072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52345935072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77259044016).

52345935072 is an abundant number, since it is smaller than the sum of its proper divisors (102172152960).

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

52345935072 is a wasteful number, since it uses less digits than its factorization.

52345935072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74814 (or 74797 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 45.

The spelling of 52345935072 in words is "fifty-two billion, three hundred forty-five million, nine hundred thirty-five thousand, seventy-two".