4774253177221 has 16 divisors (see below), whose sum is σ = 5254912101888. Its totient is φ = 4301374873600.

The previous prime is 4774253177219. The next prime is 4774253177227. The reversal of 4774253177221 is 1227713524774.

It is a cyclic number.

It is not a de Polignac number, because 4774253177221 - 2¹ = 4774253177219 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 (4774253177227) 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, 12095301 + ... + 12483781.

It is an arithmetic number, because the mean of its divisors is an integer number (328432006368).

Almost surely, 2^{4774253177221} is an apocalyptic number.

It is an amenable number.

4774253177221 is a deficient number, since it is larger than the sum of its proper divisors (480658924667).

4774253177221 is a wasteful number, since it uses less digits than its factorization.

4774253177221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398492.

The product of its digits is 4609920, while the sum is 52.

The spelling of 4774253177221 in words is "four trillion, seven hundred seventy-four billion, two hundred fifty-three million, one hundred seventy-seven thousand, two hundred twenty-one".