38936690250239 has 2 divisors, whose sum is σ = 38936690250240. Its totient is φ = 38936690250238.

The previous prime is 38936690250229. The next prime is 38936690250253. The reversal of 38936690250239 is 93205209663983.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38936690250239 - 2⁸ = 38936690249983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38936690250209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19468345125119 + 19468345125120.

It is an arithmetic number, because the mean of its divisors is an integer number (19468345125120).

Almost surely, 2^{38936690250239} is an apocalyptic number.

38936690250239 is a deficient number, since it is larger than the sum of its proper divisors (1).

38936690250239 is an equidigital number, since it uses as much as digits as its factorization.

38936690250239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 113374080, while the sum is 65.

The spelling of 38936690250239 in words is "thirty-eight trillion, nine hundred thirty-six billion, six hundred ninety million, two hundred fifty thousand, two hundred thirty-nine".