38567609987 has 2 divisors, whose sum is σ = 38567609988. Its totient is φ = 38567609986.

The previous prime is 38567609911. The next prime is 38567610001. The reversal of 38567609987 is 78990676583.

38567609987 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 a de Polignac number, because none of the positive numbers 2^k-38567609987 is a prime.

It is not a weakly prime, because it can be changed into another prime (38567602987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19283804993 + 19283804994.

It is an arithmetic number, because the mean of its divisors is an integer number (19283804994).

Almost surely, 2^38567609987 is an apocalyptic number.

38567609987 is a deficient number, since it is larger than the sum of its proper divisors (1).

38567609987 is an equidigital number, since it uses as much as digits as its factorization.

38567609987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 137168640, while the sum is 68.

The spelling of 38567609987 in words is "thirty-eight billion, five hundred sixty-seven million, six hundred nine thousand, nine hundred eighty-seven".