2617630583609 has 2 divisors, whose sum is σ = 2617630583610. Its totient is φ = 2617630583608.

The previous prime is 2617630583587. The next prime is 2617630583651. The reversal of 2617630583609 is 9063850367162.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1817500333609 + 800130250000 = 1348147^2 + 894500^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2617630583609 is a prime.

It is not a weakly prime, because it can be changed into another prime (2617630583209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308815291804 + 1308815291805.

It is an arithmetic number, because the mean of its divisors is an integer number (1308815291805).

Almost surely, 2^{2617630583609} is an apocalyptic number.

It is an amenable number.

2617630583609 is a deficient number, since it is larger than the sum of its proper divisors (1).

2617630583609 is an equidigital number, since it uses as much as digits as its factorization.

2617630583609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9797760, while the sum is 56.

The spelling of 2617630583609 in words is "two trillion, six hundred seventeen billion, six hundred thirty million, five hundred eighty-three thousand, six hundred nine".