476118520315457 has 2 divisors, whose sum is σ = 476118520315458. Its totient is φ = 476118520315456.

The previous prime is 476118520315441. The next prime is 476118520315519. The reversal of 476118520315457 is 754513025811674.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 461060697960976 + 15057822354481 = 21472324^2 + 3880441^2 .

It is a cyclic number.

It is not a de Polignac number, because 476118520315457 - 2⁴ = 476118520315441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 476118520315396 and 476118520315405.

It is not a weakly prime, because it can be changed into another prime (476118520315657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 238059260157728 + 238059260157729.

It is an arithmetic number, because the mean of its divisors is an integer number (238059260157729).

Almost surely, 2^{476118520315457} is an apocalyptic number.

It is an amenable number.

476118520315457 is a deficient number, since it is larger than the sum of its proper divisors (1).

476118520315457 is an equidigital number, since it uses as much as digits as its factorization.

476118520315457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224000, while the sum is 59.

The spelling of 476118520315457 in words is "four hundred seventy-six trillion, one hundred eighteen billion, five hundred twenty million, three hundred fifteen thousand, four hundred fifty-seven".