5218885550 has 12 divisors (see below), whose sum is σ = 9707127216. Its totient is φ = 2087554200.

The previous prime is 5218885523. The next prime is 5218885657. The reversal of 5218885550 is 555888125.

It is a junction number, because it is equal to n+sod(n) for n = 5218885495 and 5218885504.

It is a congruent number.

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, 52188806 + ... + 52188905.

It is an arithmetic number, because the mean of its divisors is an integer number (808927268).

Almost surely, 2^5218885550 is an apocalyptic number.

5218885550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5218885550 is a deficient number, since it is larger than the sum of its proper divisors (4488241666).

5218885550 is a wasteful number, since it uses less digits than its factorization.

5218885550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104377723 (or 104377718 counting only the distinct ones).

The product of its (nonzero) digits is 640000, while the sum is 47.

The square root of 5218885550 is about 72241.8545581438. The cubic root of 5218885550 is about 1734.5730359264.

The spelling of 5218885550 in words is "five billion, two hundred eighteen million, eight hundred eighty-five thousand, five hundred fifty".