65570255 has 8 divisors (see below), whose sum is σ = 79259472. Its totient is φ = 52072768.

The previous prime is 65570233. The next prime is 65570269. The reversal of 65570255 is 55207556.

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 65570255 - 2²⁰ = 64521679 is a prime.

It is a Duffinian number.

It is a congruent 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, 47177 + ... + 48546.

It is an arithmetic number, because the mean of its divisors is an integer number (9907434).

Almost surely, 2^65570255 is an apocalyptic number.

65570255 is a deficient number, since it is larger than the sum of its proper divisors (13689217).

65570255 is a wasteful number, since it uses less digits than its factorization.

65570255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95865.

The product of its (nonzero) digits is 52500, while the sum is 35.

The square root of 65570255 is about 8097.5462332734. The cubic root of 65570255 is about 403.2449688411.

The spelling of 65570255 in words is "sixty-five million, five hundred seventy thousand, two hundred fifty-five".