5556580551650 has 12 divisors (see below), whose sum is σ = 10335239826162. Its totient is φ = 2222632220640.

The previous prime is 5556580551649. The next prime is 5556580551659. The reversal of 5556580551650 is 561550856555.

It can be written as a sum of positive squares in 3 ways, for example, as 3620088438409 + 1936492113241 = 1902653^2 + 1391579^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5556580551659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55565805467 + ... + 55565805566.

Almost surely, 2^{5556580551650} is an apocalyptic number.

5556580551650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5556580551650 is a deficient number, since it is larger than the sum of its proper divisors (4778659274512).

5556580551650 is a wasteful number, since it uses less digits than its factorization.

5556580551650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111131611045 (or 111131611040 counting only the distinct ones).

The product of its (nonzero) digits is 22500000, while the sum is 56.

The spelling of 5556580551650 in words is "five trillion, five hundred fifty-six billion, five hundred eighty million, five hundred fifty-one thousand, six hundred fifty".