5111206550 has 24 divisors (see below), whose sum is σ = 9569817552. Its totient is φ = 2030940000.

The previous prime is 5111206537. The next prime is 5111206571. The reversal of 5111206550 is 556021115.

It is a super-2 number, since 2×5111206550² = 52248864793525805000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 330941 + ... + 346040.

It is an arithmetic number, because the mean of its divisors is an integer number (398742398).

Almost surely, 2^5111206550 is an apocalyptic number.

5111206550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5111206550 is a deficient number, since it is larger than the sum of its proper divisors (4458611002).

5111206550 is a wasteful number, since it uses less digits than its factorization.

5111206550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677144 (or 677139 counting only the distinct ones).

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 5111206550 is about 71492.7027744790. The cubic root of 5111206550 is about 1722.5604723451.

Adding to 5111206550 its reverse (556021115), we get a palindrome (5667227665).

The spelling of 5111206550 in words is "five billion, one hundred eleven million, two hundred six thousand, five hundred fifty".