38646341650331 has 2 divisors, whose sum is σ = 38646341650332. Its totient is φ = 38646341650330.

The previous prime is 38646341650303. The next prime is 38646341650337. The reversal of 38646341650331 is 13305614364683.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38646341650331 is a prime.

It is a super-2 number, since 2×38646341650331² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38646341650337) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19323170825165 + 19323170825166.

It is an arithmetic number, because the mean of its divisors is an integer number (19323170825166).

Almost surely, 2^{38646341650331} is an apocalyptic number.

38646341650331 is a deficient number, since it is larger than the sum of its proper divisors (1).

38646341650331 is an equidigital number, since it uses as much as digits as its factorization.

38646341650331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11197440, while the sum is 53.

The spelling of 38646341650331 in words is "thirty-eight trillion, six hundred forty-six billion, three hundred forty-one million, six hundred fifty thousand, three hundred thirty-one".