1045550066 has 16 divisors (see below), whose sum is σ = 1720795968. Its totient is φ = 472501200.

The previous prime is 1045550003. The next prime is 1045550071. The reversal of 1045550066 is 6600555401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133550 + ... + 141161.

It is an arithmetic number, because the mean of its divisors is an integer number (107549748).

Almost surely, 2^1045550066 is an apocalyptic number.

1045550066 is a deficient number, since it is larger than the sum of its proper divisors (675245902).

1045550066 is a wasteful number, since it uses less digits than its factorization.

1045550066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274897.

The product of its (nonzero) digits is 18000, while the sum is 32.

The square root of 1045550066 is about 32334.9666151057. The cubic root of 1045550066 is about 1014.9584834224.

The spelling of 1045550066 in words is "one billion, forty-five million, five hundred fifty thousand, sixty-six".