460661856488 has 64 divisors (see below), whose sum is σ = 930182778000. Its totient is φ = 213106360320.

The previous prime is 460661856481. The next prime is 460661856491. The reversal of 460661856488 is 884658166064.

It can be written as a sum of positive squares in 8 ways, for example, as 251664762244 + 208997094244 = 501662^2 + 457162^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 460661856488.

It is not an unprimeable number, because it can be changed into a prime (460661856481) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1848428 + ... + 2082788.

Almost surely, 2^460661856488 is an apocalyptic number.

It is an amenable number.

460661856488 is an abundant number, since it is smaller than the sum of its proper divisors (469520921512).

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

460661856488 is a wasteful number, since it uses less digits than its factorization.

460661856488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234630 (or 234626 counting only the distinct ones).

The product of its (nonzero) digits is 53084160, while the sum is 62.

The spelling of 460661856488 in words is "four hundred sixty billion, six hundred sixty-one million, eight hundred fifty-six thousand, four hundred eighty-eight".