38436137851 has 2 divisors, whose sum is σ = 38436137852. Its totient is φ = 38436137850.

The previous prime is 38436137749. The next prime is 38436137941. The reversal of 38436137851 is 15873163483.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38436137851 - 2¹⁵ = 38436105083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 38436137795 and 38436137804.

It is not a weakly prime, because it can be changed into another prime (38436137651) 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, 19218068925 + 19218068926.

It is an arithmetic number, because the mean of its divisors is an integer number (19218068926).

Almost surely, 2^38436137851 is an apocalyptic number.

38436137851 is a deficient number, since it is larger than the sum of its proper divisors (1).

38436137851 is an equidigital number, since it uses as much as digits as its factorization.

38436137851 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 49.

The spelling of 38436137851 in words is "thirty-eight billion, four hundred thirty-six million, one hundred thirty-seven thousand, eight hundred fifty-one".