32412403442 has 4 divisors (see below), whose sum is σ = 48618605166. Its totient is φ = 16206201720.

The previous prime is 32412403399. The next prime is 32412403447. The reversal of 32412403442 is 24430421423.

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., 17579842921 + 14832560521 = 132589^2 + 121789^2 .

It is not an unprimeable number, because it can be changed into a prime (32412403447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8103100859 + ... + 8103100862.

Almost surely, 2^32412403442 is an apocalyptic number.

32412403442 is a deficient number, since it is larger than the sum of its proper divisors (16206201724).

32412403442 is a wasteful number, since it uses less digits than its factorization.

32412403442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16206201723.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 32412403442 its reverse (24430421423), we get a palindrome (56842824865).

The spelling of 32412403442 in words is "thirty-two billion, four hundred twelve million, four hundred three thousand, four hundred forty-two".