33132421532 has 36 divisors (see below), whose sum is σ = 68143524624. Its totient is φ = 14053213440.

The previous prime is 33132421529. The next prime is 33132421547. The reversal of 33132421532 is 23512423133.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 33132421495 and 33132421504.

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 11 ways as a sum of consecutive naturals, for example, 852344 + ... + 890367.

It is an arithmetic number, because the mean of its divisors is an integer number (1892875684).

Almost surely, 2^33132421532 is an apocalyptic number.

It is an amenable number.

33132421532 is an abundant number, since it is smaller than the sum of its proper divisors (35011103092).

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

33132421532 is a wasteful number, since it uses less digits than its factorization.

33132421532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742826 (or 1742817 counting only the distinct ones).

The product of its digits is 12960, while the sum is 29.

Adding to 33132421532 its reverse (23512423133), we get a palindrome (56644844665).

The spelling of 33132421532 in words is "thirty-three billion, one hundred thirty-two million, four hundred twenty-one thousand, five hundred thirty-two".