664162825283 has 8 divisors (see below), whose sum is σ = 666847557936. Its totient is φ = 661478400000.

The previous prime is 664162825241. The next prime is 664162825297. The reversal of 664162825283 is 382528261466.

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 664162825283 - 2²² = 664158630979 is a prime.

It is a super-2 number, since 2×664162825283² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (664162825883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4903235 + ... + 5036867.

It is an arithmetic number, because the mean of its divisors is an integer number (83355944742).

Almost surely, 2^664162825283 is an apocalyptic number.

664162825283 is a deficient number, since it is larger than the sum of its proper divisors (2684732653).

664162825283 is a wasteful number, since it uses less digits than its factorization.

664162825283 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153685.

The product of its digits is 6635520, while the sum is 53.

The spelling of 664162825283 in words is "six hundred sixty-four billion, one hundred sixty-two million, eight hundred twenty-five thousand, two hundred eighty-three".