663032506314552 has 64 divisors (see below), whose sum is σ = 1808890381468800. Its totient is φ = 200850062451840.

The previous prime is 663032506314551. The next prime is 663032506314583. The reversal of 663032506314552 is 255413605230366.

It is a super-2 number, since 2×663032506314552² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 663032506314495 and 663032506314504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (663032506314551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 429721302 + ... + 431261477.

It is an arithmetic number, because the mean of its divisors is an integer number (28263912210450).

Almost surely, 2^{663032506314552} is an apocalyptic number.

It is an amenable number.

663032506314552 is an abundant number, since it is smaller than the sum of its proper divisors (1145857875154248).

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

663032506314552 is a wasteful number, since it uses less digits than its factorization.

663032506314552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 860985716 (or 860985712 counting only the distinct ones).

The product of its (nonzero) digits is 11664000, while the sum is 51.

The spelling of 663032506314552 in words is "six hundred sixty-three trillion, thirty-two billion, five hundred six million, three hundred fourteen thousand, five hundred fifty-two".