16425530507 has 2 divisors, whose sum is σ = 16425530508. Its totient is φ = 16425530506.

The previous prime is 16425530503. The next prime is 16425530567. The reversal of 16425530507 is 70503552461.

It is a happy number.

16425530507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16425530507 - 2² = 16425530503 is a prime.

It is not a weakly prime, because it can be changed into another prime (16425530503) 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, 8212765253 + 8212765254.

It is an arithmetic number, because the mean of its divisors is an integer number (8212765254).

Almost surely, 2^16425530507 is an apocalyptic number.

16425530507 is a deficient number, since it is larger than the sum of its proper divisors (1).

16425530507 is an equidigital number, since it uses as much as digits as its factorization.

16425530507 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 16425530507 in words is "sixteen billion, four hundred twenty-five million, five hundred thirty thousand, five hundred seven".