506337038161 has 2 divisors, whose sum is σ = 506337038162. Its totient is φ = 506337038160.

The previous prime is 506337038131. The next prime is 506337038167. The reversal of 506337038161 is 161830733605.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 505833888400 + 503149761 = 711220^2 + 22431^2 .

It is a cyclic number.

It is not a de Polignac number, because 506337038161 - 2¹³ = 506337029969 is a prime.

It is not a weakly prime, because it can be changed into another prime (506337038167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253168519080 + 253168519081.

It is an arithmetic number, because the mean of its divisors is an integer number (253168519081).

Almost surely, 2^506337038161 is an apocalyptic number.

It is an amenable number.

506337038161 is a deficient number, since it is larger than the sum of its proper divisors (1).

506337038161 is an equidigital number, since it uses as much as digits as its factorization.

506337038161 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 506337038161 in words is "five hundred six billion, three hundred thirty-seven million, thirty-eight thousand, one hundred sixty-one".