475557030171137 has 2 divisors, whose sum is σ = 475557030171138. Its totient is φ = 475557030171136.

The previous prime is 475557030171133. The next prime is 475557030171221. The reversal of 475557030171137 is 731171030755574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 474578861698561 + 978168472576 = 21784831^2 + 989024^2 .

It is a cyclic number.

It is not a de Polignac number, because 475557030171137 - 2² = 475557030171133 is a prime.

It is not a weakly prime, because it can be changed into another prime (475557030171133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237778515085568 + 237778515085569.

It is an arithmetic number, because the mean of its divisors is an integer number (237778515085569).

Almost surely, 2^{475557030171137} is an apocalyptic number.

It is an amenable number.

475557030171137 is a deficient number, since it is larger than the sum of its proper divisors (1).

475557030171137 is an equidigital number, since it uses as much as digits as its factorization.

475557030171137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10804500, while the sum is 56.

The spelling of 475557030171137 in words is "four hundred seventy-five trillion, five hundred fifty-seven billion, thirty million, one hundred seventy-one thousand, one hundred thirty-seven".