66741315 has 8 divisors (see below), whose sum is σ = 106786128. Its totient is φ = 35595360.

The previous prime is 66741299. The next prime is 66741329. The reversal of 66741315 is 51314766.

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

It is not a de Polignac number, because 66741315 - 2⁴ = 66741299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2224696 + ... + 2224725.

It is an arithmetic number, because the mean of its divisors is an integer number (13348266).

Almost surely, 2^66741315 is an apocalyptic number.

66741315 is a deficient number, since it is larger than the sum of its proper divisors (40044813).

66741315 is a wasteful number, since it uses less digits than its factorization.

66741315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4449429.

The product of its digits is 15120, while the sum is 33.

The square root of 66741315 is about 8169.5357885256. The cubic root of 66741315 is about 405.6314186668.

The spelling of 66741315 in words is "sixty-six million, seven hundred forty-one thousand, three hundred fifteen".