477166622727161 has 4 divisors (see below), whose sum is σ = 477180245585232. Its totient is φ = 477152999869092.

The previous prime is 477166622727133. The next prime is 477166622727199. The reversal of 477166622727161 is 161727226661774.

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 a cyclic number.

It is not a de Polignac number, because 477166622727161 - 2¹⁰ = 477166622726137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (477166622727061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6811376495 + ... + 6811446548.

It is an arithmetic number, because the mean of its divisors is an integer number (119295061396308).

Almost surely, 2^{477166622727161} is an apocalyptic number.

It is an amenable number.

477166622727161 is a deficient number, since it is larger than the sum of its proper divisors (13622858071).

477166622727161 is a wasteful number, since it uses less digits than its factorization.

477166622727161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13622858070.

The product of its digits is 99574272, while the sum is 65.

The spelling of 477166622727161 in words is "four hundred seventy-seven trillion, one hundred sixty-six billion, six hundred twenty-two million, seven hundred twenty-seven thousand, one hundred sixty-one".