4780668476057 has 2 divisors, whose sum is σ = 4780668476058. Its totient is φ = 4780668476056.

The previous prime is 4780668476029. The next prime is 4780668476063. The reversal of 4780668476057 is 7506748660874.

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., 3984890295961 + 795778180096 = 1996219^2 + 892064^2 .

It is a cyclic number.

It is not a de Polignac number, because 4780668476057 - 2⁸ = 4780668475801 is a prime.

It is not a weakly prime, because it can be changed into another prime (4780668473057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2390334238028 + 2390334238029.

It is an arithmetic number, because the mean of its divisors is an integer number (2390334238029).

Almost surely, 2^{4780668476057} is an apocalyptic number.

It is an amenable number.

4780668476057 is a deficient number, since it is larger than the sum of its proper divisors (1).

4780668476057 is an equidigital number, since it uses as much as digits as its factorization.

4780668476057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 379330560, while the sum is 68.

The spelling of 4780668476057 in words is "four trillion, seven hundred eighty billion, six hundred sixty-eight million, four hundred seventy-six thousand, fifty-seven".