66050530444 has 12 divisors (see below), whose sum is σ = 117547554600. Its totient is φ = 32465514848.

The previous prime is 66050530417. The next prime is 66050530489. The reversal of 66050530444 is 44403505066.

66050530444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139937329 + ... + 139937800.

It is an arithmetic number, because the mean of its divisors is an integer number (9795629550).

Almost surely, 2^66050530444 is an apocalyptic number.

It is an amenable number.

66050530444 is a deficient number, since it is larger than the sum of its proper divisors (51497024156).

66050530444 is a wasteful number, since it uses less digits than its factorization.

66050530444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279875192 (or 279875190 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 66050530444 in words is "sixty-six billion, fifty million, five hundred thirty thousand, four hundred forty-four".