38769621871 has 2 divisors, whose sum is σ = 38769621872. Its totient is φ = 38769621870.

The previous prime is 38769621857. The next prime is 38769621907. The reversal of 38769621871 is 17812696783.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38769621871 - 2¹⁹ = 38769097583 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38769621271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19384810935 + 19384810936.

It is an arithmetic number, because the mean of its divisors is an integer number (19384810936).

Almost surely, 2^38769621871 is an apocalyptic number.

38769621871 is a deficient number, since it is larger than the sum of its proper divisors (1).

38769621871 is an equidigital number, since it uses as much as digits as its factorization.

38769621871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6096384, while the sum is 58.

The spelling of 38769621871 in words is "thirty-eight billion, seven hundred sixty-nine million, six hundred twenty-one thousand, eight hundred seventy-one".