16573806741 has 4 divisors (see below), whose sum is σ = 22098408992. Its totient is φ = 11049204492.

The previous prime is 16573806731. The next prime is 16573806763. The reversal of 16573806741 is 14760837561.

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 not a de Polignac number, because 16573806741 - 2⁵ = 16573806709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16573806701) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2762301121 + ... + 2762301126.

It is an arithmetic number, because the mean of its divisors is an integer number (5524602248).

Almost surely, 2^16573806741 is an apocalyptic number.

It is an amenable number.

16573806741 is a deficient number, since it is larger than the sum of its proper divisors (5524602251).

16573806741 is an equidigital number, since it uses as much as digits as its factorization.

16573806741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5524602250.

The product of its (nonzero) digits is 846720, while the sum is 48.

The spelling of 16573806741 in words is "sixteen billion, five hundred seventy-three million, eight hundred six thousand, seven hundred forty-one".