38675801806387 has 2 divisors, whose sum is σ = 38675801806388. Its totient is φ = 38675801806386.

The previous prime is 38675801806277. The next prime is 38675801806391. The reversal of 38675801806387 is 78360810857683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38675801806387 - 2⁴³ = 29879708784179 is a prime.

It is not a weakly prime, because it can be changed into another prime (38675801806487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19337900903193 + 19337900903194.

It is an arithmetic number, because the mean of its divisors is an integer number (19337900903194).

Almost surely, 2^{38675801806387} is an apocalyptic number.

38675801806387 is a deficient number, since it is larger than the sum of its proper divisors (1).

38675801806387 is an equidigital number, since it uses as much as digits as its factorization.

38675801806387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 325140480, while the sum is 70.

The spelling of 38675801806387 in words is "thirty-eight trillion, six hundred seventy-five billion, eight hundred one million, eight hundred six thousand, three hundred eighty-seven".