514427479697 has 8 divisors (see below), whose sum is σ = 516456288360. Its totient is φ = 512399534080.

The previous prime is 514427479681. The next prime is 514427479717. The reversal of 514427479697 is 796974724415.

It is a Cunningham number, because it is equal to 717236²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 33847168576 + 480580311121 = 183976^2 + 693239^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 514427479697 - 2⁴ = 514427479681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (514427479607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 992003 + ... + 1418775.

It is an arithmetic number, because the mean of its divisors is an integer number (64557036045).

Almost surely, 2^514427479697 is an apocalyptic number.

It is an amenable number.

514427479697 is a deficient number, since it is larger than the sum of its proper divisors (2028808663).

514427479697 is a wasteful number, since it uses less digits than its factorization.

514427479697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 431523.

The product of its digits is 106686720, while the sum is 65.

The spelling of 514427479697 in words is "five hundred fourteen billion, four hundred twenty-seven million, four hundred seventy-nine thousand, six hundred ninety-seven".