38248517137 has 2 divisors, whose sum is σ = 38248517138. Its totient is φ = 38248517136.

The previous prime is 38248517003. The next prime is 38248517149. The reversal of 38248517137 is 73171584283.

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., 34112612416 + 4135904721 = 184696^2 + 64311^2 .

It is a cyclic number.

It is not a de Polignac number, because 38248517137 - 2²⁷ = 38114299409 is a prime.

It is not a weakly prime, because it can be changed into another prime (38248518137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19124258568 + 19124258569.

It is an arithmetic number, because the mean of its divisors is an integer number (19124258569).

Almost surely, 2^38248517137 is an apocalyptic number.

It is an amenable number.

38248517137 is a deficient number, since it is larger than the sum of its proper divisors (1).

38248517137 is an equidigital number, since it uses as much as digits as its factorization.

38248517137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 49.

The spelling of 38248517137 in words is "thirty-eight billion, two hundred forty-eight million, five hundred seventeen thousand, one hundred thirty-seven".