475595557093 has 2 divisors, whose sum is σ = 475595557094. Its totient is φ = 475595557092.

The previous prime is 475595557091. The next prime is 475595557259. The reversal of 475595557093 is 390755595574.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 465714799489 + 9880757604 = 682433^2 + 99402^2 .

It is a cyclic number.

It is not a de Polignac number, because 475595557093 - 2¹ = 475595557091 is a prime.

It is a super-2 number, since 2×475595557093² (a number of 24 digits) contains 22 as substring.

Together with 475595557091, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475595557091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237797778546 + 237797778547.

It is an arithmetic number, because the mean of its divisors is an integer number (237797778547).

Almost surely, 2^475595557093 is an apocalyptic number.

It is an amenable number.

475595557093 is a deficient number, since it is larger than the sum of its proper divisors (1).

475595557093 is an equidigital number, since it uses as much as digits as its factorization.

475595557093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 148837500, while the sum is 64.

The spelling of 475595557093 in words is "four hundred seventy-five billion, five hundred ninety-five million, five hundred fifty-seven thousand, ninety-three".