16791923377 has 2 divisors, whose sum is σ = 16791923378. Its totient is φ = 16791923376.

The previous prime is 16791923359. The next prime is 16791923381. The reversal of 16791923377 is 77332919761.

16791923377 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 can be written as a sum of positive squares in only one way, i.e., 15763053601 + 1028869776 = 125551^2 + 32076^2 .

It is a cyclic number.

It is not a de Polignac number, because 16791923377 - 2¹¹ = 16791921329 is a prime.

It is not a weakly prime, because it can be changed into another prime (16791923347) 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, 8395961688 + 8395961689.

It is an arithmetic number, because the mean of its divisors is an integer number (8395961689).

Almost surely, 2^16791923377 is an apocalyptic number.

It is an amenable number.

16791923377 is a deficient number, since it is larger than the sum of its proper divisors (1).

16791923377 is an equidigital number, since it uses as much as digits as its factorization.

16791923377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3000564, while the sum is 55.

The spelling of 16791923377 in words is "sixteen billion, seven hundred ninety-one million, nine hundred twenty-three thousand, three hundred seventy-seven".