30665643604153 has 2 divisors, whose sum is σ = 30665643604154. Its totient is φ = 30665643604152.

The previous prime is 30665643604147. The next prime is 30665643604217. The reversal of 30665643604153 is 35140634656603.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21377704701609 + 9287938902544 = 4623603^2 + 3047612^2 .

It is a cyclic number.

It is not a de Polignac number, because 30665643604153 - 2³⁷ = 30528204650681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30665643604153.

It is not a weakly prime, because it can be changed into another prime (30665643607153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15332821802076 + 15332821802077.

It is an arithmetic number, because the mean of its divisors is an integer number (15332821802077).

Almost surely, 2^{30665643604153} is an apocalyptic number.

It is an amenable number.

30665643604153 is a deficient number, since it is larger than the sum of its proper divisors (1).

30665643604153 is an equidigital number, since it uses as much as digits as its factorization.

30665643604153 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13996800, while the sum is 52.

The spelling of 30665643604153 in words is "thirty trillion, six hundred sixty-five billion, six hundred forty-three million, six hundred four thousand, one hundred fifty-three".