66116046 has 16 divisors (see below), whose sum is σ = 132498000. Its totient is φ = 21994368.

The previous prime is 66116041. The next prime is 66116047. The reversal of 66116046 is 64061166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66116041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7771 + ... + 13878.

It is an arithmetic number, because the mean of its divisors is an integer number (8281125).

Almost surely, 2^66116046 is an apocalyptic number.

66116046 is an abundant number, since it is smaller than the sum of its proper divisors (66381954).

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

66116046 is a wasteful number, since it uses less digits than its factorization.

66116046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22163.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 66116046 is about 8131.1774055176. The cubic root of 66116046 is about 404.3607167838.

The spelling of 66116046 in words is "sixty-six million, one hundred sixteen thousand, forty-six".