30068991590531 has 2 divisors, whose sum is σ = 30068991590532. Its totient is φ = 30068991590530.

The previous prime is 30068991590381. The next prime is 30068991590549. The reversal of 30068991590531 is 13509519986003.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30068991590531 - 2¹⁴ = 30068991574147 is a prime.

It is a super-2 number, since 2×30068991590531² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30068991590551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15034495795265 + 15034495795266.

It is an arithmetic number, because the mean of its divisors is an integer number (15034495795266).

Almost surely, 2^{30068991590531} is an apocalyptic number.

30068991590531 is a deficient number, since it is larger than the sum of its proper divisors (1).

30068991590531 is an equidigital number, since it uses as much as digits as its factorization.

30068991590531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7873200, while the sum is 59.

The spelling of 30068991590531 in words is "thirty trillion, sixty-eight billion, nine hundred ninety-one million, five hundred ninety thousand, five hundred thirty-one".