16545064553723 has 2 divisors, whose sum is σ = 16545064553724. Its totient is φ = 16545064553722.

The previous prime is 16545064553653. The next prime is 16545064553737. The reversal of 16545064553723 is 32735546054561.

16545064553723 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 is a cyclic number.

It is not a de Polignac number, because 16545064553723 - 2⁸ = 16545064553467 is a prime.

It is a super-2 number, since 2×16545064553723² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16545064553753) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8272532276861 + 8272532276862.

It is an arithmetic number, because the mean of its divisors is an integer number (8272532276862).

Almost surely, 2^{16545064553723} is an apocalyptic number.

16545064553723 is a deficient number, since it is larger than the sum of its proper divisors (1).

16545064553723 is an equidigital number, since it uses as much as digits as its factorization.

16545064553723 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45360000, while the sum is 56.

The spelling of 16545064553723 in words is "sixteen trillion, five hundred forty-five billion, sixty-four million, five hundred fifty-three thousand, seven hundred twenty-three".