16573285601 has 12 divisors (see below), whose sum is σ = 17645770560. Its totient is φ = 15562735680.

The previous prime is 16573285583. The next prime is 16573285607. The reversal of 16573285601 is 10658237561.

It is not a de Polignac number, because 16573285601 - 2³⁰ = 15499543777 is a prime.

It is a super-2 number, since 2×16573285601² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (16573285607) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61556 + ... + 192186.

It is an arithmetic number, because the mean of its divisors is an integer number (1470480880).

Almost surely, 2^16573285601 is an apocalyptic number.

It is an amenable number.

16573285601 is a deficient number, since it is larger than the sum of its proper divisors (1072484959).

16573285601 is a wasteful number, since it uses less digits than its factorization.

16573285601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131104 (or 131087 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 44.

The spelling of 16573285601 in words is "sixteen billion, five hundred seventy-three million, two hundred eighty-five thousand, six hundred one".