30425445551 has 2 divisors, whose sum is σ = 30425445552. Its totient is φ = 30425445550.

The previous prime is 30425445527. The next prime is 30425445563. The reversal of 30425445551 is 15554452403.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30425445551 - 2²² = 30421251247 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (30425445451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15212722775 + 15212722776.

It is an arithmetic number, because the mean of its divisors is an integer number (15212722776).

Almost surely, 2^30425445551 is an apocalyptic number.

30425445551 is a deficient number, since it is larger than the sum of its proper divisors (1).

30425445551 is an equidigital number, since it uses as much as digits as its factorization.

30425445551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240000, while the sum is 38.

Adding to 30425445551 its reverse (15554452403), we get a palindrome (45979897954).

The spelling of 30425445551 in words is "thirty billion, four hundred twenty-five million, four hundred forty-five thousand, five hundred fifty-one".