478457232353 has 2 divisors, whose sum is σ = 478457232354. Its totient is φ = 478457232352.

The previous prime is 478457232329. The next prime is 478457232359. The reversal of 478457232353 is 353232754874.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 455290261504 + 23166970849 = 674752^2 + 152207^2 .

It is a cyclic number.

It is not a de Polignac number, because 478457232353 - 2³⁸ = 203579325409 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 478457232295 and 478457232304.

It is not a weakly prime, because it can be changed into another prime (478457232359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239228616176 + 239228616177.

It is an arithmetic number, because the mean of its divisors is an integer number (239228616177).

Almost surely, 2^478457232353 is an apocalyptic number.

It is an amenable number.

478457232353 is a deficient number, since it is larger than the sum of its proper divisors (1).

478457232353 is an equidigital number, since it uses as much as digits as its factorization.

478457232353 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16934400, while the sum is 53.

The spelling of 478457232353 in words is "four hundred seventy-eight billion, four hundred fifty-seven million, two hundred thirty-two thousand, three hundred fifty-three".