663135032332643 has 8 divisors (see below), whose sum is σ = 714190269587088. Its totient is φ = 612086202242784.

The previous prime is 663135032332627. The next prime is 663135032332691. The reversal of 663135032332643 is 346233230531366.

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 663135032332643 - 2⁴ = 663135032332627 is a prime.

It is a super-2 number, since 2×663135032332643² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 663135032332591 and 663135032332600.

It is not an unprimeable number, because it can be changed into a prime (663135032302643) 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, 1601576180 + ... + 1601990177.

It is an arithmetic number, because the mean of its divisors is an integer number (89273783698386).

Almost surely, 2^{663135032332643} is an apocalyptic number.

663135032332643 is a deficient number, since it is larger than the sum of its proper divisors (51055237254445).

663135032332643 is a wasteful number, since it uses less digits than its factorization.

663135032332643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3203582293.

The product of its (nonzero) digits is 12597120, while the sum is 50.

The spelling of 663135032332643 in words is "six hundred sixty-three trillion, one hundred thirty-five billion, thirty-two million, three hundred thirty-two thousand, six hundred forty-three".