38733207697 has 2 divisors, whose sum is σ = 38733207698. Its totient is φ = 38733207696.

The previous prime is 38733207631. The next prime is 38733207713. The reversal of 38733207697 is 79670233783.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34733404161 + 3999803536 = 186369^2 + 63244^2 .

It is a cyclic number.

It is not a de Polignac number, because 38733207697 - 2¹⁵ = 38733174929 is a prime.

It is a super-2 number, since 2×38733207697² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38733207497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19366603848 + 19366603849.

It is an arithmetic number, because the mean of its divisors is an integer number (19366603849).

Almost surely, 2^38733207697 is an apocalyptic number.

It is an amenable number.

38733207697 is a deficient number, since it is larger than the sum of its proper divisors (1).

38733207697 is an equidigital number, since it uses as much as digits as its factorization.

38733207697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8001504, while the sum is 55.

The spelling of 38733207697 in words is "thirty-eight billion, seven hundred thirty-three million, two hundred seven thousand, six hundred ninety-seven".