32002144442 has 4 divisors (see below), whose sum is σ = 48003216666. Its totient is φ = 16001072220.

The previous prime is 32002144399. The next prime is 32002144463. The reversal of 32002144442 is 24444120023.

It is a happy number.

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., 31847614681 + 154529761 = 178459^2 + 12431^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8000536109 + ... + 8000536112.

Almost surely, 2^32002144442 is an apocalyptic number.

32002144442 is a deficient number, since it is larger than the sum of its proper divisors (16001072224).

32002144442 is a wasteful number, since it uses less digits than its factorization.

32002144442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16001072223.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 32002144442 its reverse (24444120023), we get a palindrome (56446264465).

It can be divided in two parts, 320021 and 44442, that added together give a palindrome (364463).

The spelling of 32002144442 in words is "thirty-two billion, two million, one hundred forty-four thousand, four hundred forty-two".