38777483606441 has 2 divisors, whose sum is σ = 38777483606442. Its totient is φ = 38777483606440.

The previous prime is 38777483606437. The next prime is 38777483606467. The reversal of 38777483606441 is 14460638477783.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34089483504400 + 4688000102041 = 5838620^2 + 2165179^2 .

It is an emirp because it is prime and its reverse (14460638477783) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38777483606441 - 2² = 38777483606437 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (38777483606341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19388741803220 + 19388741803221.

It is an arithmetic number, because the mean of its divisors is an integer number (19388741803221).

Almost surely, 2^{38777483606441} is an apocalyptic number.

It is an amenable number.

38777483606441 is a deficient number, since it is larger than the sum of its proper divisors (1).

38777483606441 is an equidigital number, since it uses as much as digits as its factorization.

38777483606441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 455196672, while the sum is 68.

The spelling of 38777483606441 in words is "thirty-eight trillion, seven hundred seventy-seven billion, four hundred eighty-three million, six hundred six thousand, four hundred forty-one".