662270881817 has 8 divisors (see below), whose sum is σ = 678794428032. Its totient is φ = 645764983200.

The previous prime is 662270881799. The next prime is 662270881837. The reversal of 662270881817 is 718188072266.

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 662270881817 - 2¹² = 662270877721 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (662270881837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4335893 + ... + 4486034.

It is an arithmetic number, because the mean of its divisors is an integer number (84849303504).

Almost surely, 2^662270881817 is an apocalyptic number.

It is an amenable number.

662270881817 is a deficient number, since it is larger than the sum of its proper divisors (16523546215).

662270881817 is a wasteful number, since it uses less digits than its factorization.

662270881817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8823799.

The product of its (nonzero) digits is 3612672, while the sum is 56.

The spelling of 662270881817 in words is "six hundred sixty-two billion, two hundred seventy million, eight hundred eighty-one thousand, eight hundred seventeen".