38609871611 has 2 divisors, whose sum is σ = 38609871612. Its totient is φ = 38609871610.

The previous prime is 38609871581. The next prime is 38609871637. The reversal of 38609871611 is 11617890683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38609871611 - 2³⁴ = 21430002427 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38609871611.

It is not a weakly prime, because it can be changed into another prime (38609877611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19304935805 + 19304935806.

It is an arithmetic number, because the mean of its divisors is an integer number (19304935806).

Almost surely, 2^38609871611 is an apocalyptic number.

38609871611 is a deficient number, since it is larger than the sum of its proper divisors (1).

38609871611 is an equidigital number, since it uses as much as digits as its factorization.

38609871611 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 435456, while the sum is 50.

The spelling of 38609871611 in words is "thirty-eight billion, six hundred nine million, eight hundred seventy-one thousand, six hundred eleven".