16545122610377 has 4 divisors (see below), whose sum is σ = 16570229018640. Its totient is φ = 16520016202116.

The previous prime is 16545122610353. The next prime is 16545122610433. The reversal of 16545122610377 is 77301622154561.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16545122610377 - 2²⁴ = 16545105833161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16545122610677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12553203143 + ... + 12553204460.

It is an arithmetic number, because the mean of its divisors is an integer number (4142557254660).

Almost surely, 2^{16545122610377} is an apocalyptic number.

It is an amenable number.

16545122610377 is a deficient number, since it is larger than the sum of its proper divisors (25106408263).

16545122610377 is an equidigital number, since it uses as much as digits as its factorization.

16545122610377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25106408262.

The product of its (nonzero) digits is 2116800, while the sum is 50.

The spelling of 16545122610377 in words is "sixteen trillion, five hundred forty-five billion, one hundred twenty-two million, six hundred ten thousand, three hundred seventy-seven".