38646341650337 has 2 divisors, whose sum is σ = 38646341650338. Its totient is φ = 38646341650336.

The previous prime is 38646341650331. The next prime is 38646341650369. The reversal of 38646341650337 is 73305614364683.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28130336870416 + 10516004779921 = 5303804^2 + 3242839^2 .

It is a cyclic number.

It is not a de Polignac number, because 38646341650337 - 2¹⁴ = 38646341633953 is a prime.

It is not a weakly prime, because it can be changed into another prime (38646341650331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19323170825168 + 19323170825169.

It is an arithmetic number, because the mean of its divisors is an integer number (19323170825169).

Almost surely, 2^{38646341650337} is an apocalyptic number.

It is an amenable number.

38646341650337 is a deficient number, since it is larger than the sum of its proper divisors (1).

38646341650337 is an equidigital number, since it uses as much as digits as its factorization.

38646341650337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78382080, while the sum is 59.

The spelling of 38646341650337 in words is "thirty-eight trillion, six hundred forty-six billion, three hundred forty-one million, six hundred fifty thousand, three hundred thirty-seven".