2194783735573 has 16 divisors (see below), whose sum is σ = 2582497382976. Its totient is φ = 1838912135040.

The previous prime is 2194783735541. The next prime is 2194783735619. The reversal of 2194783735573 is 3755373874912.

It is a cyclic number.

It is not a de Polignac number, because 2194783735573 - 2⁵ = 2194783735541 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 (2194783735673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11842840 + ... + 12026737.

It is an arithmetic number, because the mean of its divisors is an integer number (161406086436).

Almost surely, 2^{2194783735573} is an apocalyptic number.

It is an amenable number.

2194783735573 is a deficient number, since it is larger than the sum of its proper divisors (387713647403).

2194783735573 is a wasteful number, since it uses less digits than its factorization.

2194783735573 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23870244.

The product of its digits is 133358400, while the sum is 64.

The spelling of 2194783735573 in words is "two trillion, one hundred ninety-four billion, seven hundred eighty-three million, seven hundred thirty-five thousand, five hundred seventy-three".