663114550 has 36 divisors (see below), whose sum is σ = 1434768660. Its totient is φ = 227352720.

The previous prime is 663114527. The next prime is 663114577. The reversal of 663114550 is 55411366.

663114550 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 17 ways as a sum of consecutive naturals, for example, 132880 + ... + 137779.

It is an arithmetic number, because the mean of its divisors is an integer number (39854685).

Almost surely, 2^663114550 is an apocalyptic number.

663114550 is an abundant number, since it is smaller than the sum of its proper divisors (771654110).

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

663114550 is a wasteful number, since it uses less digits than its factorization.

663114550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270685 (or 270673 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 663114550 is about 25751.0106597780. The cubic root of 663114550 is about 872.0261710786.

It can be divided in two parts, 663 and 114550, that multiplied together give a triangular number (75946650 = T₁₂₃₂₄).

The spelling of 663114550 in words is "six hundred sixty-three million, one hundred fourteen thousand, five hundred fifty".