475042205077 has 12 divisors (see below), whose sum is σ = 523296458188. Its totient is φ = 430911518400.

The previous prime is 475042205009. The next prime is 475042205083. The reversal of 475042205077 is 770502240574.

It can be written as a sum of positive squares in 2 ways, for example, as 406076092081 + 68966112996 = 637241^2 + 262614^2 .

It is not a de Polignac number, because 475042205077 - 2¹⁵ = 475042172309 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 (475042205777) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4240074 + ... + 4350667.

Almost surely, 2^475042205077 is an apocalyptic number.

It is an amenable number.

475042205077 is a deficient number, since it is larger than the sum of its proper divisors (48254253111).

475042205077 is a wasteful number, since it uses less digits than its factorization.

475042205077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8591220 (or 8591209 counting only the distinct ones).

The product of its (nonzero) digits is 548800, while the sum is 43.

The spelling of 475042205077 in words is "four hundred seventy-five billion, forty-two million, two hundred five thousand, seventy-seven".