66151327 has 8 divisors (see below), whose sum is σ = 73925712. Its totient is φ = 58670400.

The previous prime is 66151321. The next prime is 66151333. The reversal of 66151327 is 72315166.

It is an interprime number because it is at equal distance from previous prime (66151321) and next prime (66151333).

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66151327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66151321) 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, 72888 + ... + 73789.

It is an arithmetic number, because the mean of its divisors is an integer number (9240714).

Almost surely, 2^66151327 is an apocalyptic number.

66151327 is a deficient number, since it is larger than the sum of its proper divisors (7774385).

66151327 is a wasteful number, since it uses less digits than its factorization.

66151327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146729.

The product of its digits is 7560, while the sum is 31.

The square root of 66151327 is about 8133.3466051804. The cubic root of 66151327 is about 404.4326292996.

The spelling of 66151327 in words is "sixty-six million, one hundred fifty-one thousand, three hundred twenty-seven".