16219550747 has 2 divisors, whose sum is σ = 16219550748. Its totient is φ = 16219550746.

The previous prime is 16219550717. The next prime is 16219550761. The reversal of 16219550747 is 74705591261.

16219550747 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16219550747 - 2⁸ = 16219550491 is a prime.

It is not a weakly prime, because it can be changed into another prime (16219550717) 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, 8109775373 + 8109775374.

It is an arithmetic number, because the mean of its divisors is an integer number (8109775374).

Almost surely, 2^16219550747 is an apocalyptic number.

16219550747 is a deficient number, since it is larger than the sum of its proper divisors (1).

16219550747 is an equidigital number, since it uses as much as digits as its factorization.

16219550747 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 529200, while the sum is 47.

The spelling of 16219550747 in words is "sixteen billion, two hundred nineteen million, five hundred fifty thousand, seven hundred forty-seven".