5556623650 has 12 divisors (see below), whose sum is σ = 10335320082. Its totient is φ = 2222649440.

The previous prime is 5556623581. The next prime is 5556623671. The reversal of 5556623650 is 563266555.

It can be written as a sum of positive squares in 3 ways, for example, as 4057307809 + 1499315841 = 63697^2 + 38721^2 .

It is a junction number, because it is equal to n+sod(n) for n = 5556623597 and 5556623606.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55566187 + ... + 55566286.

Almost surely, 2^5556623650 is an apocalyptic number.

5556623650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5556623650 is a deficient number, since it is larger than the sum of its proper divisors (4778696432).

5556623650 is a wasteful number, since it uses less digits than its factorization.

5556623650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111132485 (or 111132480 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 43.

The square root of 5556623650 is about 74542.7639009985. The cubic root of 5556623650 is about 1771.2111100027.

The spelling of 5556623650 in words is "five billion, five hundred fifty-six million, six hundred twenty-three thousand, six hundred fifty".