33820364038697 has 2 divisors, whose sum is σ = 33820364038698. Its totient is φ = 33820364038696.

The previous prime is 33820364038633. The next prime is 33820364038757. The reversal of 33820364038697 is 79683046302833.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22703547750976 + 11116816287721 = 4764824^2 + 3334189^2 .

It is a cyclic number.

It is not a de Polignac number, because 33820364038697 - 2⁶ = 33820364038633 is a prime.

It is a super-2 number, since 2×33820364038697² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33820364034697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16910182019348 + 16910182019349.

It is an arithmetic number, because the mean of its divisors is an integer number (16910182019349).

Almost surely, 2^{33820364038697} is an apocalyptic number.

It is an amenable number.

33820364038697 is a deficient number, since it is larger than the sum of its proper divisors (1).

33820364038697 is an equidigital number, since it uses as much as digits as its factorization.

33820364038697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94058496, while the sum is 62.

The spelling of 33820364038697 in words is "thirty-three trillion, eight hundred twenty billion, three hundred sixty-four million, thirty-eight thousand, six hundred ninety-seven".