1006891366873 has 8 divisors (see below), whose sum is σ = 1211297885120. Its totient is φ = 817626072240.

The previous prime is 1006891366847. The next prime is 1006891366909. The reversal of 1006891366873 is 3786631986001.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1006891366873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1006891366813) 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, 3785305758 + ... + 3785306023.

It is an arithmetic number, because the mean of its divisors is an integer number (151412235640).

Almost surely, 2^{1006891366873} is an apocalyptic number.

It is an amenable number.

1006891366873 is a deficient number, since it is larger than the sum of its proper divisors (204406518247).

1006891366873 is an equidigital number, since it uses as much as digits as its factorization.

1006891366873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7570611807.

The product of its (nonzero) digits is 7838208, while the sum is 58.

The spelling of 1006891366873 in words is "one trillion, six billion, eight hundred ninety-one million, three hundred sixty-six thousand, eight hundred seventy-three".