38930442811313 has 2 divisors, whose sum is σ = 38930442811314. Its totient is φ = 38930442811312.

The previous prime is 38930442811241. The next prime is 38930442811363. The reversal of 38930442811313 is 31311824403983.

It is an a-pointer prime, because the next prime (38930442811363) can be obtained adding 38930442811313 to its sum of digits (50).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37183372165489 + 1747070645824 = 6097817^2 + 1321768^2 .

It is a cyclic number.

It is not a de Polignac number, because 38930442811313 - 2¹⁸ = 38930442549169 is a prime.

It is not a weakly prime, because it can be changed into another prime (38930442811363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19465221405656 + 19465221405657.

It is an arithmetic number, because the mean of its divisors is an integer number (19465221405657).

Almost surely, 2^{38930442811313} is an apocalyptic number.

It is an amenable number.

38930442811313 is a deficient number, since it is larger than the sum of its proper divisors (1).

38930442811313 is an equidigital number, since it uses as much as digits as its factorization.

38930442811313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1492992, while the sum is 50.

The spelling of 38930442811313 in words is "thirty-eight trillion, nine hundred thirty billion, four hundred forty-two million, eight hundred eleven thousand, three hundred thirteen".