52403112132 has 144 divisors (see below), whose sum is σ = 149235448320. Its totient is φ = 14251507200.

The previous prime is 52403112131. The next prime is 52403112133. The reversal of 52403112132 is 23121130425.

It is an interprime number because it is at equal distance from previous prime (52403112131) and next prime (52403112133).

It is a super-2 number, since 2×52403112132² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52403112131) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1088344 + ... + 1135472.

It is an arithmetic number, because the mean of its divisors is an integer number (1036357280).

Almost surely, 2^52403112132 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 52403112132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74617724160).

52403112132 is an abundant number, since it is smaller than the sum of its proper divisors (96832336188).

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

52403112132 is a wasteful number, since it uses less digits than its factorization.

52403112132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47242 (or 47233 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 52403112132 its reverse (23121130425), we get a palindrome (75524242557).

The spelling of 52403112132 in words is "fifty-two billion, four hundred three million, one hundred twelve thousand, one hundred thirty-two".