53503002132 has 96 divisors (see below), whose sum is σ = 135129012480. Its totient is φ = 16425615360.

The previous prime is 53503002127. The next prime is 53503002143. The reversal of 53503002132 is 23120030535.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2976532 + ... + 2994452.

It is an arithmetic number, because the mean of its divisors is an integer number (1407593880).

Almost surely, 2^53503002132 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 53503002132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67564506240).

53503002132 is an abundant number, since it is smaller than the sum of its proper divisors (81626010348).

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

53503002132 is a wasteful number, since it uses less digits than its factorization.

53503002132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18353 (or 18351 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 24.

Adding to 53503002132 its reverse (23120030535), we get a palindrome (76623032667).

The spelling of 53503002132 in words is "fifty-three billion, five hundred three million, two thousand, one hundred thirty-two".