30355225249 has 2 divisors, whose sum is σ = 30355225250. Its totient is φ = 30355225248.

The previous prime is 30355225231. The next prime is 30355225259. The reversal of 30355225249 is 94252255303.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28728555025 + 1626670224 = 169495^2 + 40332^2 .

It is a cyclic number.

It is not a de Polignac number, because 30355225249 - 2⁵ = 30355225217 is a prime.

It is a super-2 number, since 2×30355225249² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (30355225259) 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, 15177612624 + 15177612625.

It is an arithmetic number, because the mean of its divisors is an integer number (15177612625).

Almost surely, 2^30355225249 is an apocalyptic number.

It is an amenable number.

30355225249 is a deficient number, since it is larger than the sum of its proper divisors (1).

30355225249 is an equidigital number, since it uses as much as digits as its factorization.

30355225249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324000, while the sum is 40.

The spelling of 30355225249 in words is "thirty billion, three hundred fifty-five million, two hundred twenty-five thousand, two hundred forty-nine".