66596044 has 6 divisors (see below), whose sum is σ = 116543084. Its totient is φ = 33298020.

The previous prime is 66596009. The next prime is 66596059. The reversal of 66596044 is 44069566.

It is a junction number, because it is equal to n+sod(n) for n = 66595988 and 66596006.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8324502 + ... + 8324509.

Almost surely, 2^66596044 is an apocalyptic number.

It is an amenable number.

66596044 is a deficient number, since it is larger than the sum of its proper divisors (49947040).

66596044 is a wasteful number, since it uses less digits than its factorization.

66596044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16649015 (or 16649013 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 66596044 is about 8160.6399258882. The cubic root of 66596044 is about 405.3369020082.

The spelling of 66596044 in words is "sixty-six million, five hundred ninety-six thousand, forty-four".