30940063667 has 2 divisors, whose sum is σ = 30940063668. Its totient is φ = 30940063666.

The previous prime is 30940063643. The next prime is 30940063673. The reversal of 30940063667 is 76636004903.

It is a strong prime.

It is an emirp because it is prime and its reverse (76636004903) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 30940063667 - 2²⁴ = 30923286451 is a prime.

It is a super-3 number, since 3×30940063667³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (30940063067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15470031833 + 15470031834.

It is an arithmetic number, because the mean of its divisors is an integer number (15470031834).

Almost surely, 2^30940063667 is an apocalyptic number.

30940063667 is a deficient number, since it is larger than the sum of its proper divisors (1).

30940063667 is an equidigital number, since it uses as much as digits as its factorization.

30940063667 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 44.

The spelling of 30940063667 in words is "thirty billion, nine hundred forty million, sixty-three thousand, six hundred sixty-seven".