16244366377693 has 2 divisors, whose sum is σ = 16244366377694. Its totient is φ = 16244366377692.

The previous prime is 16244366377649. The next prime is 16244366377717. The reversal of 16244366377693 is 39677366344261.

16244366377693 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., 13263450177604 + 2980916200089 = 3641902^2 + 1726533^2 .

It is a cyclic number.

It is not a de Polignac number, because 16244366377693 - 2²⁵ = 16244332823261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16244366377633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8122183188846 + 8122183188847.

It is an arithmetic number, because the mean of its divisors is an integer number (8122183188847).

Almost surely, 2^{16244366377693} is an apocalyptic number.

It is an amenable number.

16244366377693 is a deficient number, since it is larger than the sum of its proper divisors (1).

16244366377693 is an equidigital number, since it uses as much as digits as its factorization.

16244366377693 is an evil number, because the sum of its binary digits is even.

The product of its digits is 493807104, while the sum is 67.

The spelling of 16244366377693 in words is "sixteen trillion, two hundred forty-four billion, three hundred sixty-six million, three hundred seventy-seven thousand, six hundred ninety-three".