38204379077 has 2 divisors, whose sum is σ = 38204379078. Its totient is φ = 38204379076.

The previous prime is 38204379061. The next prime is 38204379151. The reversal of 38204379077 is 77097340283.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36766528516 + 1437850561 = 191746^2 + 37919^2 .

It is a cyclic number.

It is not a de Polignac number, because 38204379077 - 2⁴ = 38204379061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38204379877) 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, 19102189538 + 19102189539.

It is an arithmetic number, because the mean of its divisors is an integer number (19102189539).

Almost surely, 2^38204379077 is an apocalyptic number.

It is an amenable number.

38204379077 is a deficient number, since it is larger than the sum of its proper divisors (1).

38204379077 is an equidigital number, since it uses as much as digits as its factorization.

38204379077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1778112, while the sum is 50.

The spelling of 38204379077 in words is "thirty-eight billion, two hundred four million, three hundred seventy-nine thousand, seventy-seven".