38676862177 has 2 divisors, whose sum is σ = 38676862178. Its totient is φ = 38676862176.

The previous prime is 38676862111. The next prime is 38676862207. The reversal of 38676862177 is 77126867683.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34548028641 + 4128833536 = 185871^2 + 64256^2 .

It is an emirp because it is prime and its reverse (77126867683) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38676862177 - 2¹¹ = 38676860129 is a prime.

It is not a weakly prime, because it can be changed into another prime (38676869177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19338431088 + 19338431089.

It is an arithmetic number, because the mean of its divisors is an integer number (19338431089).

Almost surely, 2^38676862177 is an apocalyptic number.

It is an amenable number.

38676862177 is a deficient number, since it is larger than the sum of its proper divisors (1).

38676862177 is an equidigital number, since it uses as much as digits as its factorization.

38676862177 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28449792, while the sum is 61.

The spelling of 38676862177 in words is "thirty-eight billion, six hundred seventy-six million, eight hundred sixty-two thousand, one hundred seventy-seven".