663061152 has 48 divisors (see below), whose sum is σ = 1874426400. Its totient is φ = 204018432.

The previous prime is 663061151. The next prime is 663061159. The reversal of 663061152 is 251160366.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (663061151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264402 + ... + 266897.

It is an arithmetic number, because the mean of its divisors is an integer number (39050550).

Almost surely, 2^663061152 is an apocalyptic number.

It is an amenable number.

663061152 is an abundant number, since it is smaller than the sum of its proper divisors (1211365248).

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

663061152 is a wasteful number, since it uses less digits than its factorization.

663061152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531325 (or 531317 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 663061152 is about 25749.9738252294. The cubic root of 663061152 is about 872.0027635072.

The spelling of 663061152 in words is "six hundred sixty-three million, sixty-one thousand, one hundred fifty-two".