16761490623743 has 2 divisors, whose sum is σ = 16761490623744. Its totient is φ = 16761490623742.

The previous prime is 16761490623707. The next prime is 16761490623991. The reversal of 16761490623743 is 34732609416761.

It is a weak prime.

It is an emirp because it is prime and its reverse (34732609416761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16761490623743 - 2⁸ = 16761490623487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16761490623343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8380745311871 + 8380745311872.

It is an arithmetic number, because the mean of its divisors is an integer number (8380745311872).

Almost surely, 2^{16761490623743} is an apocalyptic number.

16761490623743 is a deficient number, since it is larger than the sum of its proper divisors (1).

16761490623743 is an equidigital number, since it uses as much as digits as its factorization.

16761490623743 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27433728, while the sum is 59.

The spelling of 16761490623743 in words is "sixteen trillion, seven hundred sixty-one billion, four hundred ninety million, six hundred twenty-three thousand, seven hundred forty-three".