38273641979 has 2 divisors, whose sum is σ = 38273641980. Its totient is φ = 38273641978.

The previous prime is 38273641957. The next prime is 38273642041. The reversal of 38273641979 is 97914637283.

It is a weak prime.

It is an emirp because it is prime and its reverse (97914637283) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38273641979 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (38273641279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19136820989 + 19136820990.

It is an arithmetic number, because the mean of its divisors is an integer number (19136820990).

Almost surely, 2^38273641979 is an apocalyptic number.

38273641979 is a deficient number, since it is larger than the sum of its proper divisors (1).

38273641979 is an equidigital number, since it uses as much as digits as its factorization.

38273641979 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13716864, while the sum is 59.

The spelling of 38273641979 in words is "thirty-eight billion, two hundred seventy-three million, six hundred forty-one thousand, nine hundred seventy-nine".