53531453332 has 24 divisors (see below), whose sum is σ = 109956500864. Its totient is φ = 22321995552.

The previous prime is 53531453329. The next prime is 53531453363. The reversal of 53531453332 is 23335413535.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a junction number, because it is equal to n+sod(n) for n = 53531453291 and 53531453300.

It is a congruent number.

It is an unprimeable number.

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, 25834608 + ... + 25836679.

Almost surely, 2^53531453332 is an apocalyptic number.

It is an amenable number.

53531453332 is an abundant number, since it is smaller than the sum of its proper divisors (56425047532).

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

53531453332 is a wasteful number, since it uses less digits than its factorization.

53531453332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51671335 (or 51671333 counting only the distinct ones).

The product of its digits is 243000, while the sum is 37.

Adding to 53531453332 its reverse (23335413535), we get a palindrome (76866866867).

The spelling of 53531453332 in words is "fifty-three billion, five hundred thirty-one million, four hundred fifty-three thousand, three hundred thirty-two".