4205054021061 has 8 divisors (see below), whose sum is σ = 5612621950080. Its totient is φ = 2800427719712.

The previous prime is 4205054021057. The next prime is 4205054021141. The reversal of 4205054021061 is 1601204505024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4205054021061 - 2² = 4205054021057 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4205054041061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 735403581 + ... + 735409298.

It is an arithmetic number, because the mean of its divisors is an integer number (701577743760).

Almost surely, 2^{4205054021061} is an apocalyptic number.

It is an amenable number.

4205054021061 is a deficient number, since it is larger than the sum of its proper divisors (1407567929019).

4205054021061 is a wasteful number, since it uses less digits than its factorization.

4205054021061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1470813835.

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 4205054021061 its reverse (1601204505024), we get a palindrome (5806258526085).

The spelling of 4205054021061 in words is "four trillion, two hundred five billion, fifty-four million, twenty-one thousand, sixty-one".