83471017438 has 4 divisors (see below), whose sum is σ = 125206526160. Its totient is φ = 41735508718.

The previous prime is 83471017369. The next prime is 83471017453.

83471017438 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20867754358 + ... + 20867754361.

It is an arithmetic number, because the mean of its divisors is an integer number (31301631540).

Almost surely, 2^83471017438 is an apocalyptic number.

83471017438 is a deficient number, since it is larger than the sum of its proper divisors (41735508722).

83471017438 is a wasteful number, since it uses less digits than its factorization.

83471017438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41735508721.

The product of its (nonzero) digits is 451584, while the sum is 46.

The spelling of 83471017438 in words is "eighty-three billion, four hundred seventy-one million, seventeen thousand, four hundred thirty-eight".