66150582 has 8 divisors (see below), whose sum is σ = 132301176. Its totient is φ = 22050192.

The previous prime is 66150577. The next prime is 66150583. The reversal of 66150582 is 28505166.

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

66150582 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66150583) 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, 5512543 + ... + 5512554.

It is an arithmetic number, because the mean of its divisors is an integer number (16537647).

Almost surely, 2^66150582 is an apocalyptic number.

66150582 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

66150582 is a wasteful number, since it uses less digits than its factorization.

66150582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11025102.

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 66150582 is about 8133.3008059459. The cubic root of 66150582 is about 404.4311110461.

The spelling of 66150582 in words is "sixty-six million, one hundred fifty thousand, five hundred eighty-two".