3666550064 has 10 divisors (see below), whose sum is σ = 7103940780. Its totient is φ = 1833275024.

The previous prime is 3666550057. The next prime is 3666550067. The reversal of 3666550064 is 4600556663.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3666550067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 114579674 + ... + 114579705.

It is an arithmetic number, because the mean of its divisors is an integer number (710394078).

Almost surely, 2^3666550064 is an apocalyptic number.

It is an amenable number.

3666550064 is a deficient number, since it is larger than the sum of its proper divisors (3437390716).

3666550064 is a wasteful number, since it uses less digits than its factorization.

3666550064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229159387 (or 229159381 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 41.

The square root of 3666550064 is about 60552.0442594633. The cubic root of 3666550064 is about 1542.0053237508.

The spelling of 3666550064 in words is "three billion, six hundred sixty-six million, five hundred fifty thousand, sixty-four".