32055312432 has 160 divisors (see below), whose sum is σ = 97752243456. Its totient is φ = 8923622400.

The previous prime is 32055312427. The next prime is 32055312439. The reversal of 32055312432 is 23421355023.

It is a super-2 number, since 2×32055312432² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 32055312432.

It is not an unprimeable number, because it can be changed into a prime (32055312439) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1437238 + ... + 1459370.

Almost surely, 2^32055312432 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 32055312432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48876121728).

32055312432 is an abundant number, since it is smaller than the sum of its proper divisors (65696931024).

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

32055312432 is a wasteful number, since it uses less digits than its factorization.

32055312432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22379 (or 22373 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 32055312432 its reverse (23421355023), we get a palindrome (55476667455).

The spelling of 32055312432 in words is "thirty-two billion, fifty-five million, three hundred twelve thousand, four hundred thirty-two".