38706522629 has 2 divisors, whose sum is σ = 38706522630. Its totient is φ = 38706522628.

The previous prime is 38706522623. The next prime is 38706522643. The reversal of 38706522629 is 92622560783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38514062500 + 192460129 = 196250^2 + 13873^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38706522629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38706522623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19353261314 + 19353261315.

It is an arithmetic number, because the mean of its divisors is an integer number (19353261315).

Almost surely, 2^38706522629 is an apocalyptic number.

It is an amenable number.

38706522629 is a deficient number, since it is larger than the sum of its proper divisors (1).

38706522629 is an equidigital number, since it uses as much as digits as its factorization.

38706522629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2177280, while the sum is 50.

The spelling of 38706522629 in words is "thirty-eight billion, seven hundred six million, five hundred twenty-two thousand, six hundred twenty-nine".