38341917577 has 2 divisors, whose sum is σ = 38341917578. Its totient is φ = 38341917576.

The previous prime is 38341917553. The next prime is 38341917583. The reversal of 38341917577 is 77571914383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21158902521 + 17183015056 = 145461^2 + 131084^2 .

It is an emirp because it is prime and its reverse (77571914383) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38341917577 - 2¹¹ = 38341915529 is a prime.

It is not a weakly prime, because it can be changed into another prime (38341917527) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19170958788 + 19170958789.

It is an arithmetic number, because the mean of its divisors is an integer number (19170958789).

Almost surely, 2^38341917577 is an apocalyptic number.

It is an amenable number.

38341917577 is a deficient number, since it is larger than the sum of its proper divisors (1).

38341917577 is an equidigital number, since it uses as much as digits as its factorization.

38341917577 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4445280, while the sum is 55.

The spelling of 38341917577 in words is "thirty-eight billion, three hundred forty-one million, nine hundred seventeen thousand, five hundred seventy-seven".