1066546418 has 32 divisors (see below), whose sum is σ = 1928208000. Its totient is φ = 432221184.

The previous prime is 1066546417. The next prime is 1066546433. The reversal of 1066546418 is 8146456601.

It is a super-2 number, since 2×1066546418² = 2275042523497261448, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1066546417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 150008 + ... + 156956.

It is an arithmetic number, because the mean of its divisors is an integer number (60256500).

Almost surely, 2^1066546418 is an apocalyptic number.

1066546418 is a deficient number, since it is larger than the sum of its proper divisors (861661582).

1066546418 is a wasteful number, since it uses less digits than its factorization.

1066546418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7554.

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 1066546418 is about 32658.0222610004. The cubic root of 1066546418 is about 1021.7075135454.

The spelling of 1066546418 in words is "one billion, sixty-six million, five hundred forty-six thousand, four hundred eighteen".