38387503160549 has 2 divisors, whose sum is σ = 38387503160550. Its totient is φ = 38387503160548.

The previous prime is 38387503160507. The next prime is 38387503160603. The reversal of 38387503160549 is 94506130578383.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38387256105025 + 247055524 = 6195745^2 + 15718^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38387503160549 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 38387503160491 and 38387503160500.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38387503160849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19193751580274 + 19193751580275.

It is an arithmetic number, because the mean of its divisors is an integer number (19193751580275).

Almost surely, 2^{38387503160549} is an apocalyptic number.

It is an amenable number.

38387503160549 is a deficient number, since it is larger than the sum of its proper divisors (1).

38387503160549 is an equidigital number, since it uses as much as digits as its factorization.

38387503160549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 65318400, while the sum is 62.

The spelling of 38387503160549 in words is "thirty-eight trillion, three hundred eighty-seven billion, five hundred three million, one hundred sixty thousand, five hundred forty-nine".