663726152436052 has 12 divisors (see below), whose sum is σ = 1161560259701856. Its totient is φ = 331851792521240.

The previous prime is 663726152436037. The next prime is 663726152436089. The reversal of 663726152436052 is 250634251627366.

663726152436052 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2820791848 + ... + 2821027135.

It is an arithmetic number, because the mean of its divisors is an integer number (96796688308488).

Almost surely, 2^{663726152436052} is an apocalyptic number.

It is an amenable number.

663726152436052 is a deficient number, since it is larger than the sum of its proper divisors (497834107265804).

663726152436052 is a wasteful number, since it uses less digits than its factorization.

663726152436052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5641848398 (or 5641848396 counting only the distinct ones).

The product of its (nonzero) digits is 65318400, while the sum is 58.

The spelling of 663726152436052 in words is "six hundred sixty-three trillion, seven hundred twenty-six billion, one hundred fifty-two million, four hundred thirty-six thousand, fifty-two".