38149816307 has 2 divisors, whose sum is σ = 38149816308. Its totient is φ = 38149816306.

The previous prime is 38149816301. The next prime is 38149816321. The reversal of 38149816307 is 70361894183.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38149816307 - 2²⁸ = 37881380851 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (38149816301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19074908153 + 19074908154.

It is an arithmetic number, because the mean of its divisors is an integer number (19074908154).

Almost surely, 2^38149816307 is an apocalyptic number.

38149816307 is a deficient number, since it is larger than the sum of its proper divisors (1).

38149816307 is an equidigital number, since it uses as much as digits as its factorization.

38149816307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 50.

The spelling of 38149816307 in words is "thirty-eight billion, one hundred forty-nine million, eight hundred sixteen thousand, three hundred seven".