2066405050 has 12 divisors (see below), whose sum is σ = 3843513486. Its totient is φ = 826562000.

The previous prime is 2066405041. The next prime is 2066405057. The reversal of 2066405050 is 505046602.

It can be written as a sum of positive squares in 3 ways, for example, as 1662274441 + 404130609 = 40771^2 + 20103^2 .

It is not an unprimeable number, because it can be changed into a prime (2066405057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20664001 + ... + 20664100.

Almost surely, 2^2066405050 is an apocalyptic number.

2066405050 is a deficient number, since it is larger than the sum of its proper divisors (1777108436).

2066405050 is a wasteful number, since it uses less digits than its factorization.

2066405050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41328113 (or 41328108 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 2066405050 is about 45457.7281658466. The cubic root of 2066405050 is about 1273.7136943948.

The spelling of 2066405050 in words is "two billion, sixty-six million, four hundred five thousand, fifty".