32251142432 has 24 divisors (see below), whose sum is σ = 66255065856. Its totient is φ = 15424459072.

The previous prime is 32251142401. The next prime is 32251142489. The reversal of 32251142432 is 23424115223.

It is a junction number, because it is equal to n+sod(n) for n = 32251142395 and 32251142404.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21909008 + ... + 21910479.

It is an arithmetic number, because the mean of its divisors is an integer number (2760627744).

Almost surely, 2^32251142432 is an apocalyptic number.

32251142432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

32251142432 is an abundant number, since it is smaller than the sum of its proper divisors (34003923424).

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

32251142432 is a wasteful number, since it uses less digits than its factorization.

32251142432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43819520 (or 43819512 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

Adding to 32251142432 its reverse (23424115223), we get a palindrome (55675257655).

The spelling of 32251142432 in words is "thirty-two billion, two hundred fifty-one million, one hundred forty-two thousand, four hundred thirty-two".