30257971199 has 2 divisors, whose sum is σ = 30257971200. Its totient is φ = 30257971198.

The previous prime is 30257971151. The next prime is 30257971217. The reversal of 30257971199 is 99117975203.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30257971199 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30257971199.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30257971099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15128985599 + 15128985600.

It is an arithmetic number, because the mean of its divisors is an integer number (15128985600).

Almost surely, 2^30257971199 is an apocalyptic number.

30257971199 is a deficient number, since it is larger than the sum of its proper divisors (1).

30257971199 is an equidigital number, since it uses as much as digits as its factorization.

30257971199 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1071630, while the sum is 53.

The spelling of 30257971199 in words is "thirty billion, two hundred fifty-seven million, nine hundred seventy-one thousand, one hundred ninety-nine".