63155158668484 has 9 divisors (see below), whose sum is σ = 110521555484431. Its totient is φ = 31577571387220.

The previous prime is 63155158668419. The next prime is 63155158668499. The reversal of 63155158668484 is 48486685155136.

The square root of 63155158668484 is 7947022.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 13907289 + ... + 17880799.

Almost surely, 2^{63155158668484} is an apocalyptic number.

63155158668484 is the 7947022-nd square number.

It is an amenable number.

63155158668484 is a deficient number, since it is larger than the sum of its proper divisors (47366396815947).

63155158668484 is an frugal number, since it uses more digits than its factorization.

63155158668484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7947026 (or 3973513 counting only the distinct ones).

The product of its digits is 663552000, while the sum is 70.

The spelling of 63155158668484 in words is "sixty-three trillion, one hundred fifty-five billion, one hundred fifty-eight million, six hundred sixty-eight thousand, four hundred eighty-four".