5551616650 has 48 divisors (see below), whose sum is σ = 11031838560. Its totient is φ = 2072347200.

The previous prime is 5551616573. The next prime is 5551616671. The reversal of 5551616650 is 566161555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20040 + ... + 107260.

It is an arithmetic number, because the mean of its divisors is an integer number (229829970).

Almost surely, 2^5551616650 is an apocalyptic number.

5551616650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5551616650 is a deficient number, since it is larger than the sum of its proper divisors (5480221910).

5551616650 is a wasteful number, since it uses less digits than its factorization.

5551616650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87319 (or 87314 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 5551616650 is about 74509.1715831011. The cubic root of 5551616650 is about 1770.6789451684.

The spelling of 5551616650 in words is "five billion, five hundred fifty-one million, six hundred sixteen thousand, six hundred fifty".