32145338842 has 4 divisors (see below), whose sum is σ = 48218008266. Its totient is φ = 16072669420.

The previous prime is 32145338839. The next prime is 32145338861. The reversal of 32145338842 is 24883354123.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 24883354123 = 19 ⋅1309650217.

It can be written as a sum of positive squares in only one way, i.e., 25131443841 + 7013895001 = 158529^2 + 83749^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8036334709 + ... + 8036334712.

Almost surely, 2^32145338842 is an apocalyptic number.

32145338842 is a deficient number, since it is larger than the sum of its proper divisors (16072669424).

32145338842 is a wasteful number, since it uses less digits than its factorization.

32145338842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16072669423.

The product of its digits is 552960, while the sum is 43.

The spelling of 32145338842 in words is "thirty-two billion, one hundred forty-five million, three hundred thirty-eight thousand, eight hundred forty-two".