38474685877 has 2 divisors, whose sum is σ = 38474685878. Its totient is φ = 38474685876.

The previous prime is 38474685863. The next prime is 38474685929. The reversal of 38474685877 is 77858647483.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 26749910916 + 11724774961 = 163554^2 + 108281^2 .

It is an emirp because it is prime and its reverse (77858647483) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38474685877 - 2⁷ = 38474685749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38474685827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19237342938 + 19237342939.

It is an arithmetic number, because the mean of its divisors is an integer number (19237342939).

Almost surely, 2^38474685877 is an apocalyptic number.

It is an amenable number.

38474685877 is a deficient number, since it is larger than the sum of its proper divisors (1).

38474685877 is an equidigital number, since it uses as much as digits as its factorization.

38474685877 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252887040, while the sum is 67.

The spelling of 38474685877 in words is "thirty-eight billion, four hundred seventy-four million, six hundred eighty-five thousand, eight hundred seventy-seven".