66041058 has 16 divisors (see below), whose sum is σ = 132958656. Its totient is φ = 21867600.

The previous prime is 66041057. The next prime is 66041069. The reversal of 66041058 is 85014066.

It is a super-2 number, since 2×66041058² = 8722842683518728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (66041057) 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 7 ways as a sum of consecutive naturals, for example, 35541 + ... + 37352.

It is an arithmetic number, because the mean of its divisors is an integer number (8309916).

Almost surely, 2^66041058 is an apocalyptic number.

66041058 is an abundant number, since it is smaller than the sum of its proper divisors (66917598).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66041058 is a wasteful number, since it uses less digits than its factorization.

66041058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73049.

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 66041058 is about 8126.5649569791. The cubic root of 66041058 is about 404.2077853136.

The spelling of 66041058 in words is "sixty-six million, forty-one thousand, fifty-eight".