53203234032040 has 32 divisors (see below), whose sum is σ = 122626966248360. Its totient is φ = 20762237670400.

The previous prime is 53203234032037. The next prime is 53203234032049. The reversal of 53203234032040 is 4023043230235.

53203234032040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 15411010570596 + 37792223461444 = 3925686^2 + 6147538^2 .

It is a super-2 number, since 2×53203234032040² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53203234031993 and 53203234032011.

It is not an unprimeable number, because it can be changed into a prime (53203234032049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16220496541 + ... + 16220499820.

Almost surely, 2^{53203234032040} is an apocalyptic number.

It is an amenable number.

53203234032040 is an abundant number, since it is smaller than the sum of its proper divisors (69423732216320).

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

53203234032040 is a wasteful number, since it uses less digits than its factorization.

53203234032040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32440996413 (or 32440996409 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 31.

Adding to 53203234032040 its reverse (4023043230235), we get a palindrome (57226277262275).

The spelling of 53203234032040 in words is "fifty-three trillion, two hundred three billion, two hundred thirty-four million, thirty-two thousand, forty".