38873361851 has 2 divisors, whose sum is σ = 38873361852. Its totient is φ = 38873361850.

The previous prime is 38873361827. The next prime is 38873361893. The reversal of 38873361851 is 15816337883.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38873361851 is a prime.

It is a super-2 number, since 2×38873361851² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 38873361793 and 38873361802.

It is not a weakly prime, because it can be changed into another prime (38873351851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19436680925 + 19436680926.

It is an arithmetic number, because the mean of its divisors is an integer number (19436680926).

Almost surely, 2^38873361851 is an apocalyptic number.

38873361851 is a deficient number, since it is larger than the sum of its proper divisors (1).

38873361851 is an equidigital number, since it uses as much as digits as its factorization.

38873361851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2903040, while the sum is 53.

The spelling of 38873361851 in words is "thirty-eight billion, eight hundred seventy-three million, three hundred sixty-one thousand, eight hundred fifty-one".