38354645383 has 4 divisors (see below), whose sum is σ = 38894851728. Its totient is φ = 37814439040.

The previous prime is 38354645347. The next prime is 38354645471.

38354645383 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 38354645383 - 2⁹ = 38354644871 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38354645383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38354645783) 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, 270103066 + ... + 270103207.

It is an arithmetic number, because the mean of its divisors is an integer number (9723712932).

Almost surely, 2^38354645383 is an apocalyptic number.

38354645383 is a deficient number, since it is larger than the sum of its proper divisors (540206345).

38354645383 is an equidigital number, since it uses as much as digits as its factorization.

38354645383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540206344.

The product of its digits is 12441600, while the sum is 52.

The spelling of 38354645383 in words is "thirty-eight billion, three hundred fifty-four million, six hundred forty-five thousand, three hundred eighty-three".