664702125552363 has 8 divisors (see below), whose sum is σ = 892738621180368. Its totient is φ = 439900190146304.

The previous prime is 664702125552259. The next prime is 664702125552389. The reversal of 664702125552363 is 363255521207466.

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 664702125552363 - 2¹⁷ = 664702125421291 is a prime.

It is a super-3 number, since 3×664702125552363³ (a number of 45 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (664702125552763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808640055006 + ... + 808640055827.

It is an arithmetic number, because the mean of its divisors is an integer number (111592327647546).

Almost surely, 2^{664702125552363} is an apocalyptic number.

664702125552363 is a deficient number, since it is larger than the sum of its proper divisors (228036495628005).

664702125552363 is a wasteful number, since it uses less digits than its factorization.

664702125552363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1617280110973.

The product of its (nonzero) digits is 54432000, while the sum is 57.

The spelling of 664702125552363 in words is "six hundred sixty-four trillion, seven hundred two billion, one hundred twenty-five million, five hundred fifty-two thousand, three hundred sixty-three".