66455134 has 8 divisors (see below), whose sum is σ = 102898368. Its totient is φ = 32155680.

The previous prime is 66455131. The next prime is 66455149. The reversal of 66455134 is 43155466.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 66455134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66455131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 535867 + ... + 535990.

It is an arithmetic number, because the mean of its divisors is an integer number (12862296).

Almost surely, 2^66455134 is an apocalyptic number.

66455134 is a deficient number, since it is larger than the sum of its proper divisors (36443234).

66455134 is a wasteful number, since it uses less digits than its factorization.

66455134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1071890.

The product of its digits is 43200, while the sum is 34.

The square root of 66455134 is about 8152.0018400390. The cubic root of 66455134 is about 405.0508171768.

The spelling of 66455134 in words is "sixty-six million, four hundred fifty-five thousand, one hundred thirty-four".