38184108961 has 2 divisors, whose sum is σ = 38184108962. Its totient is φ = 38184108960.

The previous prime is 38184108947. The next prime is 38184108967. The reversal of 38184108961 is 16980148183.

38184108961 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30465607936 + 7718501025 = 174544^2 + 87855^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38184108961 is a prime.

It is not a weakly prime, because it can be changed into another prime (38184108967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19092054480 + 19092054481.

It is an arithmetic number, because the mean of its divisors is an integer number (19092054481).

Almost surely, 2^38184108961 is an apocalyptic number.

It is an amenable number.

38184108961 is a deficient number, since it is larger than the sum of its proper divisors (1).

38184108961 is an equidigital number, since it uses as much as digits as its factorization.

38184108961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 49.

The spelling of 38184108961 in words is "thirty-eight billion, one hundred eighty-four million, one hundred eight thousand, nine hundred sixty-one".