38933590439 has 2 divisors, whose sum is σ = 38933590440. Its totient is φ = 38933590438.

The previous prime is 38933590387. The next prime is 38933590457. The reversal of 38933590439 is 93409533983.

38933590439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38933590439 - 2²⁰ = 38932541863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38933590489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19466795219 + 19466795220.

It is an arithmetic number, because the mean of its divisors is an integer number (19466795220).

Almost surely, 2^38933590439 is an apocalyptic number.

38933590439 is a deficient number, since it is larger than the sum of its proper divisors (1).

38933590439 is an equidigital number, since it uses as much as digits as its factorization.

38933590439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9447840, while the sum is 56.

The spelling of 38933590439 in words is "thirty-eight billion, nine hundred thirty-three million, five hundred ninety thousand, four hundred thirty-nine".