1006561550116 has 24 divisors (see below), whose sum is σ = 1866981505536. Its totient is φ = 473198014080.

The previous prime is 1006561550083. The next prime is 1006561550123. The reversal of 1006561550116 is 6110551656001.

It is a super-2 number, since 2×1006561550116² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7401016 + ... + 7535791.

It is an arithmetic number, because the mean of its divisors is an integer number (77790896064).

Almost surely, 2^{1006561550116} is an apocalyptic number.

It is an amenable number.

1006561550116 is a deficient number, since it is larger than the sum of its proper divisors (860419955420).

1006561550116 is a wasteful number, since it uses less digits than its factorization.

1006561550116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14937819 (or 14937817 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 1006561550116 in words is "one trillion, six billion, five hundred sixty-one million, five hundred fifty thousand, one hundred sixteen".