16740445177 has 2 divisors, whose sum is σ = 16740445178. Its totient is φ = 16740445176.

The previous prime is 16740445171. The next prime is 16740445187. The reversal of 16740445177 is 77154404761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16395265936 + 345179241 = 128044^2 + 18579^2 .

It is a cyclic number.

It is not a de Polignac number, because 16740445177 - 2¹⁹ = 16739920889 is a prime.

It is a super-2 number, since 2×16740445177² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16740445171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8370222588 + 8370222589.

It is an arithmetic number, because the mean of its divisors is an integer number (8370222589).

Almost surely, 2^16740445177 is an apocalyptic number.

It is an amenable number.

16740445177 is a deficient number, since it is larger than the sum of its proper divisors (1).

16740445177 is an equidigital number, since it uses as much as digits as its factorization.

16740445177 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 658560, while the sum is 46.

The spelling of 16740445177 in words is "sixteen billion, seven hundred forty million, four hundred forty-five thousand, one hundred seventy-seven".