30052780553 has 2 divisors, whose sum is σ = 30052780554. Its totient is φ = 30052780552.

The previous prime is 30052780501. The next prime is 30052780579. The reversal of 30052780553 is 35508725003.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28172951104 + 1879829449 = 167848^2 + 43357^2 .

It is a cyclic number.

It is not a de Polignac number, because 30052780553 - 2⁸ = 30052780297 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (30052780753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15026390276 + 15026390277.

It is an arithmetic number, because the mean of its divisors is an integer number (15026390277).

Almost surely, 2^30052780553 is an apocalyptic number.

It is an amenable number.

30052780553 is a deficient number, since it is larger than the sum of its proper divisors (1).

30052780553 is an equidigital number, since it uses as much as digits as its factorization.

30052780553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 126000, while the sum is 38.

The spelling of 30052780553 in words is "thirty billion, fifty-two million, seven hundred eighty thousand, five hundred fifty-three".