83423632438 has 8 divisors (see below), whose sum is σ = 125903151288. Its totient is φ = 41455915344.

The previous prime is 83423632433. The next prime is 83423632447.

83423632438 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83423632433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127950031 + ... + 127950682.

It is an arithmetic number, because the mean of its divisors is an integer number (15737893911).

Almost surely, 2^83423632438 is an apocalyptic number.

83423632438 is a deficient number, since it is larger than the sum of its proper divisors (42479518850).

83423632438 is a wasteful number, since it uses less digits than its factorization.

83423632438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255900878.

The product of its digits is 1990656, while the sum is 46.

The spelling of 83423632438 in words is "eighty-three billion, four hundred twenty-three million, six hundred thirty-two thousand, four hundred thirty-eight".