16650347951 has 2 divisors, whose sum is σ = 16650347952. Its totient is φ = 16650347950.

The previous prime is 16650347921. The next prime is 16650348017. The reversal of 16650347951 is 15974305661.

16650347951 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 16650347951 - 2¹⁸ = 16650085807 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16650347896 and 16650347905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16650347921) 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, 8325173975 + 8325173976.

It is an arithmetic number, because the mean of its divisors is an integer number (8325173976).

Almost surely, 2^16650347951 is an apocalyptic number.

16650347951 is a deficient number, since it is larger than the sum of its proper divisors (1).

16650347951 is an equidigital number, since it uses as much as digits as its factorization.

16650347951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 680400, while the sum is 47.

The spelling of 16650347951 in words is "sixteen billion, six hundred fifty million, three hundred forty-seven thousand, nine hundred fifty-one".