660013041546 has 12 divisors (see below), whose sum is σ = 1430028256722. Its totient is φ = 220004347176.

The previous prime is 660013041491. The next prime is 660013041559. The reversal of 660013041546 is 645140310066.

It is a happy number.

660013041546 is a `hidden beast` number, since 6 + 60 + 0 + 13 + 0 + 41 + 546 = 666.

It can be written as a sum of positive squares in only one way, i.e., 358694385921 + 301318655625 = 598911^2 + 548925^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 660013041546.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 18333695581 + ... + 18333695616.

Almost surely, 2^660013041546 is an apocalyptic number.

660013041546 is an abundant number, since it is smaller than the sum of its proper divisors (770015215176).

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

660013041546 is a wasteful number, since it uses less digits than its factorization.

660013041546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36667391205 (or 36667391202 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The spelling of 660013041546 in words is "six hundred sixty billion, thirteen million, forty-one thousand, five hundred forty-six".