65328755 has 8 divisors (see below), whose sum is σ = 78488592. Its totient is φ = 52200288.

The previous prime is 65328727. The next prime is 65328761. The reversal of 65328755 is 55782356.

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 65328755 - 2⁶ = 65328691 is a prime.

It is a Duffinian number.

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, 2984 + ... + 11813.

It is an arithmetic number, because the mean of its divisors is an integer number (9811074).

Almost surely, 2^65328755 is an apocalyptic number.

65328755 is a deficient number, since it is larger than the sum of its proper divisors (13159837).

65328755 is a wasteful number, since it uses less digits than its factorization.

65328755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15685.

The product of its digits is 252000, while the sum is 41.

The square root of 65328755 is about 8082.6205527663. The cubic root of 65328755 is about 402.7492996679.

The spelling of 65328755 in words is "sixty-five million, three hundred twenty-eight thousand, seven hundred fifty-five".