53501305332 has 24 divisors (see below), whose sum is σ = 124852190400. Its totient is φ = 17831509696.

The previous prime is 53501305331. The next prime is 53501305339. The reversal of 53501305332 is 23350310535.

It is a self number, because there is not a number n which added to its sum of digits gives 53501305332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53501305331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182232 + ... + 374447.

It is an arithmetic number, because the mean of its divisors is an integer number (5202174600).

Almost surely, 2^53501305332 is an apocalyptic number.

It is an amenable number.

53501305332 is an abundant number, since it is smaller than the sum of its proper divisors (71350885068).

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

53501305332 is a wasteful number, since it uses less digits than its factorization.

53501305332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564695 (or 564693 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 30.

Adding to 53501305332 its reverse (23350310535), we get a palindrome (76851615867).

The spelling of 53501305332 in words is "fifty-three billion, five hundred one million, three hundred five thousand, three hundred thirty-two".