16677758048407 has 2 divisors, whose sum is σ = 16677758048408. Its totient is φ = 16677758048406.

The previous prime is 16677758048389. The next prime is 16677758048417. The reversal of 16677758048407 is 70484085777661.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16677758048407 - 2¹¹ = 16677758046359 is a prime.

It is a super-2 number, since 2×16677758048407² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16677758048417) 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, 8338879024203 + 8338879024204.

It is an arithmetic number, because the mean of its divisors is an integer number (8338879024204).

Almost surely, 2^{16677758048407} is an apocalyptic number.

16677758048407 is a deficient number, since it is larger than the sum of its proper divisors (1).

16677758048407 is an equidigital number, since it uses as much as digits as its factorization.

16677758048407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 442552320, while the sum is 70.

The spelling of 16677758048407 in words is "sixteen trillion, six hundred seventy-seven billion, seven hundred fifty-eight million, forty-eight thousand, four hundred seven".