38804287273 has 2 divisors, whose sum is σ = 38804287274. Its totient is φ = 38804287272.

The previous prime is 38804287253. The next prime is 38804287331. The reversal of 38804287273 is 37278240883.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38804272144 + 15129 = 196988^2 + 123^2 .

It is a cyclic number.

It is not a de Polignac number, because 38804287273 - 2⁹ = 38804286761 is a prime.

It is a super-4 number, since 4×38804287273⁴ (a number of 43 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38804287273.

It is not a weakly prime, because it can be changed into another prime (38804287213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19402143636 + 19402143637.

It is an arithmetic number, because the mean of its divisors is an integer number (19402143637).

Almost surely, 2^38804287273 is an apocalyptic number.

It is an amenable number.

38804287273 is a deficient number, since it is larger than the sum of its proper divisors (1).

38804287273 is an equidigital number, since it uses as much as digits as its factorization.

38804287273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3612672, while the sum is 52.

The spelling of 38804287273 in words is "thirty-eight billion, eight hundred four million, two hundred eighty-seven thousand, two hundred seventy-three".