6624650057 has 2 divisors, whose sum is σ = 6624650058. Its totient is φ = 6624650056.

The previous prime is 6624650033. The next prime is 6624650077. The reversal of 6624650057 is 7500564266.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6511844416 + 112805641 = 80696^2 + 10621^2 .

It is a cyclic number.

It is not a de Polignac number, because 6624650057 - 2¹² = 6624645961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6624649996 and 6624650023.

It is not a weakly prime, because it can be changed into another prime (6624650077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3312325028 + 3312325029.

It is an arithmetic number, because the mean of its divisors is an integer number (3312325029).

Almost surely, 2^6624650057 is an apocalyptic number.

It is an amenable number.

6624650057 is a deficient number, since it is larger than the sum of its proper divisors (1).

6624650057 is an equidigital number, since it uses as much as digits as its factorization.

6624650057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 41.

The square root of 6624650057 is about 81391.9532693497. The cubic root of 6624650057 is about 1878.1098077005.

The spelling of 6624650057 in words is "six billion, six hundred twenty-four million, six hundred fifty thousand, fifty-seven".