38353368947 has 2 divisors, whose sum is σ = 38353368948. Its totient is φ = 38353368946.

The previous prime is 38353368929. The next prime is 38353368953. The reversal of 38353368947 is 74986335383.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38353368947 - 2⁶ = 38353368883 is a prime.

It is not a weakly prime, because it can be changed into another prime (38353368047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19176684473 + 19176684474.

It is an arithmetic number, because the mean of its divisors is an integer number (19176684474).

Almost surely, 2^38353368947 is an apocalyptic number.

38353368947 is a deficient number, since it is larger than the sum of its proper divisors (1).

38353368947 is an equidigital number, since it uses as much as digits as its factorization.

38353368947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 39191040, while the sum is 59.

The spelling of 38353368947 in words is "thirty-eight billion, three hundred fifty-three million, three hundred sixty-eight thousand, nine hundred forty-seven".