66330050 has 24 divisors (see below), whose sum is σ = 123839172. Its totient is φ = 26432000.

The previous prime is 66330041. The next prime is 66330109. The reversal of 66330050 is 5003366.

It can be written as a sum of positive squares in 6 ways, for example, as 31058329 + 35271721 = 5573^2 + 5939^2 .

It is a junction number, because it is equal to n+sod(n) for n = 66329998 and 66330025.

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, 11690 + ... + 16410.

Almost surely, 2^66330050 is an apocalyptic number.

66330050 is a deficient number, since it is larger than the sum of its proper divisors (57509122).

66330050 is a wasteful number, since it uses less digits than its factorization.

66330050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5014 (or 5009 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 23.

The square root of 66330050 is about 8144.3262459211. The cubic root of 66330050 is about 404.7965243196.

It can be divided in two parts, 66 and 330050, that multiplied together give a triangular number (21783300 = T₆₆₀₀).

The spelling of 66330050 in words is "sixty-six million, three hundred thirty thousand, fifty".