38236424393 has 2 divisors, whose sum is σ = 38236424394. Its totient is φ = 38236424392.

The previous prime is 38236424371. The next prime is 38236424411. The reversal of 38236424393 is 39342463283.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36104940169 + 2131484224 = 190013^2 + 46168^2 .

It is a cyclic number.

It is not a de Polignac number, because 38236424393 - 2⁶ = 38236424329 is a prime.

It is not a weakly prime, because it can be changed into another prime (38236420393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19118212196 + 19118212197.

It is an arithmetic number, because the mean of its divisors is an integer number (19118212197).

Almost surely, 2^38236424393 is an apocalyptic number.

It is an amenable number.

38236424393 is a deficient number, since it is larger than the sum of its proper divisors (1).

38236424393 is an equidigital number, since it uses as much as digits as its factorization.

38236424393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 47.

The spelling of 38236424393 in words is "thirty-eight billion, two hundred thirty-six million, four hundred twenty-four thousand, three hundred ninety-three".