16604503645741 has 32 divisors (see below), whose sum is σ = 19647720225792. Its totient is φ = 13864220578560.

The previous prime is 16604503645733. The next prime is 16604503645771. The reversal of 16604503645741 is 14754630540661.

It is not a de Polignac number, because 16604503645741 - 2³ = 16604503645733 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16604503645771) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4852321 + ... + 7533526.

It is an arithmetic number, because the mean of its divisors is an integer number (613991257056).

Almost surely, 2^{16604503645741} is an apocalyptic number.

16604503645741 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16604503645741 is a deficient number, since it is larger than the sum of its proper divisors (3043216580051).

16604503645741 is a wasteful number, since it uses less digits than its factorization.

16604503645741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12386049.

The product of its (nonzero) digits is 7257600, while the sum is 52.

The spelling of 16604503645741 in words is "sixteen trillion, six hundred four billion, five hundred three million, six hundred forty-five thousand, seven hundred forty-one".