1660284815312 has 40 divisors (see below), whose sum is σ = 3417664607400. Its totient is φ = 779854182912.

The previous prime is 1660284815309. The next prime is 1660284815333. The reversal of 1660284815312 is 2135184820661.

It can be written as a sum of positive squares in 4 ways, for example, as 180519615376 + 1479765199936 = 424876^2 + 1216456^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48336887 + ... + 48371222.

It is an arithmetic number, because the mean of its divisors is an integer number (85441615185).

Almost surely, 2^{1660284815312} is an apocalyptic number.

It is an amenable number.

1660284815312 is an abundant number, since it is smaller than the sum of its proper divisors (1757379792088).

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

1660284815312 is a wasteful number, since it uses less digits than its factorization.

1660284815312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96708183 (or 96708177 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 47.

The spelling of 1660284815312 in words is "one trillion, six hundred sixty billion, two hundred eighty-four million, eight hundred fifteen thousand, three hundred twelve".