663376345088 has 48 divisors (see below), whose sum is σ = 1328690858040. Its totient is φ = 331122515968.

The previous prime is 663376345069. The next prime is 663376345103. The reversal of 663376345088 is 880543673366.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 926270 + ... + 1478082.

Almost surely, 2^663376345088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 663376345088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (664345429020).

663376345088 is an abundant number, since it is smaller than the sum of its proper divisors (665314512952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

663376345088 is an equidigital number, since it uses as much as digits as its factorization.

663376345088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552422 (or 552402 counting only the distinct ones).

The product of its (nonzero) digits is 52254720, while the sum is 59.

The spelling of 663376345088 in words is "six hundred sixty-three billion, three hundred seventy-six million, three hundred forty-five thousand, eighty-eight".