495017399057 has 2 divisors, whose sum is σ = 495017399058. Its totient is φ = 495017399056.

The previous prime is 495017398957. The next prime is 495017399083. The reversal of 495017399057 is 750993710594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 443774474896 + 51242924161 = 666164^2 + 226369^2 .

It is a cyclic number.

It is not a de Polignac number, because 495017399057 - 2²⁸ = 494748963601 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 495017398987 and 495017399005.

It is not a weakly prime, because it can be changed into another prime (495017399257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247508699528 + 247508699529.

It is an arithmetic number, because the mean of its divisors is an integer number (247508699529).

Almost surely, 2^495017399057 is an apocalyptic number.

It is an amenable number.

495017399057 is a deficient number, since it is larger than the sum of its proper divisors (1).

495017399057 is an equidigital number, since it uses as much as digits as its factorization.

495017399057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10716300, while the sum is 59.

The spelling of 495017399057 in words is "four hundred ninety-five billion, seventeen million, three hundred ninety-nine thousand, fifty-seven".