5598646655 has 96 divisors (see below), whose sum is σ = 8388864000. Its totient is φ = 3582895680.

The previous prime is 5598646643. The next prime is 5598646657. The reversal of 5598646655 is 5566468955.

It is not a de Polignac number, because 5598646655 - 2⁸ = 5598646399 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5598646594 and 5598646603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5598646657) 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 in 95 ways as a sum of consecutive naturals, for example, 70868906 + ... + 70868984.

It is an arithmetic number, because the mean of its divisors is an integer number (87384000).

Almost surely, 2^5598646655 is an apocalyptic number.

5598646655 is a deficient number, since it is larger than the sum of its proper divisors (2790217345).

5598646655 is an equidigital number, since it uses as much as digits as its factorization.

5598646655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 165 counting only the distinct ones).

The product of its digits is 38880000, while the sum is 59.

The square root of 5598646655 is about 74824.1047724595. The cubic root of 5598646655 is about 1775.6649395264.

The spelling of 5598646655 in words is "five billion, five hundred ninety-eight million, six hundred forty-six thousand, six hundred fifty-five".