38739367673 has 2 divisors, whose sum is σ = 38739367674. Its totient is φ = 38739367672.

The previous prime is 38739367643. The next prime is 38739367679. The reversal of 38739367673 is 37676393783.

38739367673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26299757584 + 12439610089 = 162172^2 + 111533^2 .

It is a cyclic number.

It is not a de Polignac number, because 38739367673 - 2¹⁰ = 38739366649 is a prime.

It is not a weakly prime, because it can be changed into another prime (38739367679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19369683836 + 19369683837.

It is an arithmetic number, because the mean of its divisors is an integer number (19369683837).

Almost surely, 2^38739367673 is an apocalyptic number.

It is an amenable number.

38739367673 is a deficient number, since it is larger than the sum of its proper divisors (1).

38739367673 is an equidigital number, since it uses as much as digits as its factorization.

38739367673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72013536, while the sum is 62.

The spelling of 38739367673 in words is "thirty-eight billion, seven hundred thirty-nine million, three hundred sixty-seven thousand, six hundred seventy-three".