2664626347 has 2 divisors, whose sum is σ = 2664626348. Its totient is φ = 2664626346.

The previous prime is 2664626333. The next prime is 2664626351. The reversal of 2664626347 is 7436264662.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2664626347 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2664626297 and 2664626306.

It is not a weakly prime, because it can be changed into another prime (2664626387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1332313173 + 1332313174.

It is an arithmetic number, because the mean of its divisors is an integer number (1332313174).

Almost surely, 2^2664626347 is an apocalyptic number.

2664626347 is a deficient number, since it is larger than the sum of its proper divisors (1).

2664626347 is an equidigital number, since it uses as much as digits as its factorization.

2664626347 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1741824, while the sum is 46.

The square root of 2664626347 is about 51620.0188589659. The cubic root of 2664626347 is about 1386.3687888020.

The spelling of 2664626347 in words is "two billion, six hundred sixty-four million, six hundred twenty-six thousand, three hundred forty-seven".