38956465983 has 16 divisors (see below), whose sum is σ = 55066628096. Its totient is φ = 24453925920.

The previous prime is 38956465979. The next prime is 38956466053.

It is a happy number.

38956465983 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 38956465983 - 2² = 38956465979 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38956465973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5657191 + ... + 5664072.

It is an arithmetic number, because the mean of its divisors is an integer number (3441664256).

Almost surely, 2^38956465983 is an apocalyptic number.

38956465983 is a deficient number, since it is larger than the sum of its proper divisors (16110162113).

38956465983 is a wasteful number, since it uses less digits than its factorization.

38956465983 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11321334.

The product of its digits is 167961600, while the sum is 66.

The spelling of 38956465983 in words is "thirty-eight billion, nine hundred fifty-six million, four hundred sixty-five thousand, nine hundred eighty-three".