66352465 has 8 divisors (see below), whose sum is σ = 83813760. Its totient is φ = 50288112.

The previous prime is 66352457. The next prime is 66352471. The reversal of 66352465 is 56425366.

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

It is a cyclic number.

It is not a de Polignac number, because 66352465 - 2³ = 66352457 is a prime.

It is a super-2 number, since 2×66352465² = 8805299223152450, which contains 22 as substring.

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, 349129 + ... + 349318.

It is an arithmetic number, because the mean of its divisors is an integer number (10476720).

Almost surely, 2^66352465 is an apocalyptic number.

It is an amenable number.

66352465 is a deficient number, since it is larger than the sum of its proper divisors (17461295).

66352465 is a wasteful number, since it uses less digits than its factorization.

66352465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698471.

The product of its digits is 129600, while the sum is 37.

The square root of 66352465 is about 8145.7022410594. The cubic root of 66352465 is about 404.8421169894.

The spelling of 66352465 in words is "sixty-six million, three hundred fifty-two thousand, four hundred sixty-five".