6604630057 has 2 divisors, whose sum is σ = 6604630058. Its totient is φ = 6604630056.

The previous prime is 6604630049. The next prime is 6604630079. The reversal of 6604630057 is 7500364066.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6294200896 + 310429161 = 79336^2 + 17619^2 .

It is a cyclic number.

It is not a de Polignac number, because 6604630057 - 2³ = 6604630049 is a prime.

It is a super-2 number, since 2×6604630057² = 87242276379655646498, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6604629998 and 6604630025.

It is not a weakly prime, because it can be changed into another prime (6604630037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3302315028 + 3302315029.

It is an arithmetic number, because the mean of its divisors is an integer number (3302315029).

Almost surely, 2^6604630057 is an apocalyptic number.

It is an amenable number.

6604630057 is a deficient number, since it is larger than the sum of its proper divisors (1).

6604630057 is an equidigital number, since it uses as much as digits as its factorization.

6604630057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720, while the sum is 37.

The square root of 6604630057 is about 81268.8750814234. The cubic root of 6604630057 is about 1876.2159870047.

The spelling of 6604630057 in words is "six billion, six hundred four million, six hundred thirty thousand, fifty-seven".