52532334040 has 64 divisors (see below), whose sum is σ = 121254084000. Its totient is φ = 20471055360.

The previous prime is 52532334031. The next prime is 52532334047. The reversal of 52532334040 is 4043323525.

It is a super-2 number, since 2×52532334040² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 52532333993 and 52532334011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52532334047) 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, 1140171 + ... + 1185349.

Almost surely, 2^52532334040 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 52532334040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60627042000).

52532334040 is an abundant number, since it is smaller than the sum of its proper divisors (68721749960).

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

52532334040 is a wasteful number, since it uses less digits than its factorization.

52532334040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45940 (or 45936 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 31.

Adding to 52532334040 its reverse (4043323525), we get a palindrome (56575657565).

The spelling of 52532334040 in words is "fifty-two billion, five hundred thirty-two million, three hundred thirty-four thousand, forty".