30288857147 has 2 divisors, whose sum is σ = 30288857148. Its totient is φ = 30288857146.

The previous prime is 30288857141. The next prime is 30288857167. The reversal of 30288857147 is 74175888203.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30288857147 - 2²⁰ = 30287808571 is a prime.

It is not a weakly prime, because it can be changed into another prime (30288857141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15144428573 + 15144428574.

It is an arithmetic number, because the mean of its divisors is an integer number (15144428574).

Almost surely, 2^30288857147 is an apocalyptic number.

30288857147 is a deficient number, since it is larger than the sum of its proper divisors (1).

30288857147 is an equidigital number, since it uses as much as digits as its factorization.

30288857147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3010560, while the sum is 53.

The spelling of 30288857147 in words is "thirty billion, two hundred eighty-eight million, eight hundred fifty-seven thousand, one hundred forty-seven".