1006561550117 has 8 divisors (see below), whose sum is σ = 1012375115520. Its totient is φ = 1000761335280.

The previous prime is 1006561550083. The next prime is 1006561550123. The reversal of 1006561550117 is 7110551656001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1006561550117 - 2¹⁰ = 1006561549093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1006561550017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3186398 + ... + 3488015.

It is an arithmetic number, because the mean of its divisors is an integer number (126546889440).

Almost surely, 2^{1006561550117} is an apocalyptic number.

It is an amenable number.

1006561550117 is a deficient number, since it is larger than the sum of its proper divisors (5813565403).

1006561550117 is an equidigital number, since it uses as much as digits as its factorization.

1006561550117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6675283.

The product of its (nonzero) digits is 31500, while the sum is 38.

The spelling of 1006561550117 in words is "one trillion, six billion, five hundred sixty-one million, five hundred fifty thousand, one hundred seventeen".