8350440538 has 8 divisors (see below), whose sum is σ = 13664357280. Its totient is φ = 3795654780.

The previous prime is 8350440533. The next prime is 8350440563.

8350440538 is nontrivially palindromic in base 10.

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

It is a self number, because there is not a number n which added to its sum of digits gives 8350440538.

It is not an unprimeable number, because it can be changed into a prime (8350440533) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 189782718 + ... + 189782761.

It is an arithmetic number, because the mean of its divisors is an integer number (1708044660).

Almost surely, 2^8350440538 is an apocalyptic number.

8350440538 is a deficient number, since it is larger than the sum of its proper divisors (5313916742).

8350440538 is a wasteful number, since it uses less digits than its factorization.

8350440538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379565492.

The product of its (nonzero) digits is 230400, while the sum is 40.

The square root of 8350440538 is about 91380.7448973798. The cubic root of 8350440538 is about 2028.7870432662.

The spelling of 8350440538 in words is "eight billion, three hundred fifty million, four hundred forty thousand, five hundred thirty-eight".