16126997573 has 2 divisors, whose sum is σ = 16126997574. Its totient is φ = 16126997572.

The previous prime is 16126997539. The next prime is 16126997617. The reversal of 16126997573 is 37579962161.

16126997573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9108411844 + 7018585729 = 95438^2 + 83777^2 .

It is a cyclic number.

It is not a de Polignac number, because 16126997573 - 2²⁶ = 16059888709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16126993573) 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, 8063498786 + 8063498787.

It is an arithmetic number, because the mean of its divisors is an integer number (8063498787).

Almost surely, 2^16126997573 is an apocalyptic number.

It is an amenable number.

16126997573 is a deficient number, since it is larger than the sum of its proper divisors (1).

16126997573 is an equidigital number, since it uses as much as digits as its factorization.

16126997573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4286520, while the sum is 56.

The spelling of 16126997573 in words is "sixteen billion, one hundred twenty-six million, nine hundred ninety-seven thousand, five hundred seventy-three".