475260806539957 has 2 divisors, whose sum is σ = 475260806539958. Its totient is φ = 475260806539956.

The previous prime is 475260806539901. The next prime is 475260806539973. The reversal of 475260806539957 is 759935608062574.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 447228006790756 + 28032799749201 = 21147766^2 + 5294601^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-475260806539957 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (475260806539657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 237630403269978 + 237630403269979.

It is an arithmetic number, because the mean of its divisors is an integer number (237630403269979).

Almost surely, 2^{475260806539957} is an apocalyptic number.

It is an amenable number.

475260806539957 is a deficient number, since it is larger than the sum of its proper divisors (1).

475260806539957 is an equidigital number, since it uses as much as digits as its factorization.

475260806539957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3429216000, while the sum is 76.

The spelling of 475260806539957 in words is "four hundred seventy-five trillion, two hundred sixty billion, eight hundred six million, five hundred thirty-nine thousand, nine hundred fifty-seven".