662165255 has 8 divisors (see below), whose sum is σ = 796765632. Its totient is φ = 528287328.

The previous prime is 662165183. The next prime is 662165269. The reversal of 662165255 is 552561266.

It is a happy number.

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 662165255 - 2¹⁸ = 661903111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178592 + ... + 182261.

It is an arithmetic number, because the mean of its divisors is an integer number (99595704).

Almost surely, 2^662165255 is an apocalyptic number.

662165255 is a deficient number, since it is larger than the sum of its proper divisors (134600377).

662165255 is a wasteful number, since it uses less digits than its factorization.

662165255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361225.

The product of its digits is 108000, while the sum is 38.

The square root of 662165255 is about 25732.5718691312. The cubic root of 662165255 is about 871.6098501371.

The spelling of 662165255 in words is "six hundred sixty-two million, one hundred sixty-five thousand, two hundred fifty-five".