663482225557615 has 8 divisors (see below), whose sum is σ = 804061627805088. Its totient is φ = 525530475688800.

The previous prime is 663482225557597. The next prime is 663482225557651. The reversal of 663482225557615 is 516755522284366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 663482225557615 - 2³⁹ = 662932469743727 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, 656913094107 + ... + 656913095116.

It is an arithmetic number, because the mean of its divisors is an integer number (100507703475636).

Almost surely, 2^{663482225557615} is an apocalyptic number.

663482225557615 is a deficient number, since it is larger than the sum of its proper divisors (140579402247473).

663482225557615 is a wasteful number, since it uses less digits than its factorization.

663482225557615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313826189329.

The product of its digits is 725760000, while the sum is 67.

The spelling of 663482225557615 in words is "six hundred sixty-three trillion, four hundred eighty-two billion, two hundred twenty-five million, five hundred fifty-seven thousand, six hundred fifteen".