38387523725297 has 2 divisors, whose sum is σ = 38387523725298. Its totient is φ = 38387523725296.

The previous prime is 38387523725149. The next prime is 38387523725323. The reversal of 38387523725297 is 79252732578383.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32472685707361 + 5914838017936 = 5698481^2 + 2432044^2 .

It is a cyclic number.

It is not a de Polignac number, because 38387523725297 - 2⁸ = 38387523725041 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38387523725297.

It is not a weakly prime, because it can be changed into another prime (38387523721297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19193761862648 + 19193761862649.

It is an arithmetic number, because the mean of its divisors is an integer number (19193761862649).

Almost surely, 2^{38387523725297} is an apocalyptic number.

It is an amenable number.

38387523725297 is a deficient number, since it is larger than the sum of its proper divisors (1).

38387523725297 is an equidigital number, since it uses as much as digits as its factorization.

38387523725297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1066867200, while the sum is 71.

The spelling of 38387523725297 in words is "thirty-eight trillion, three hundred eighty-seven billion, five hundred twenty-three million, seven hundred twenty-five thousand, two hundred ninety-seven".