32512254442 has 4 divisors (see below), whose sum is σ = 48768381666. Its totient is φ = 16256127220.

The previous prime is 32512254403. The next prime is 32512254473. The reversal of 32512254442 is 24445221523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28795035481 + 3717218961 = 169691^2 + 60969^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32512254398 and 32512254407.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8128063609 + ... + 8128063612.

Almost surely, 2^32512254442 is an apocalyptic number.

32512254442 is a deficient number, since it is larger than the sum of its proper divisors (16256127224).

32512254442 is a wasteful number, since it uses less digits than its factorization.

32512254442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16256127223.

The product of its digits is 76800, while the sum is 34.

Adding to 32512254442 its reverse (24445221523), we get a palindrome (56957475965).

The spelling of 32512254442 in words is "thirty-two billion, five hundred twelve million, two hundred fifty-four thousand, four hundred forty-two".