5211533650 has 12 divisors (see below), whose sum is σ = 9693452682. Its totient is φ = 2084613440.

The previous prime is 5211533633. The next prime is 5211533687. The reversal of 5211533650 is 563351125.

It can be written as a sum of positive squares in 3 ways, for example, as 4959962329 + 251571321 = 70427^2 + 15861^2 .

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, 52115287 + ... + 52115386.

Almost surely, 2^5211533650 is an apocalyptic number.

5211533650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

5211533650 is a deficient number, since it is larger than the sum of its proper divisors (4481919032).

5211533650 is a wasteful number, since it uses less digits than its factorization.

5211533650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104230685 (or 104230680 counting only the distinct ones).

The product of its (nonzero) digits is 13500, while the sum is 31.

The square root of 5211533650 is about 72190.9526879927. The cubic root of 5211533650 is about 1733.7581492856.

Adding to 5211533650 its reverse (563351125), we get a palindrome (5774884775).

The spelling of 5211533650 in words is "five billion, two hundred eleven million, five hundred thirty-three thousand, six hundred fifty".