1072775990999 has 16 divisors (see below), whose sum is σ = 1109587543296. Its totient is φ = 1036103270400.

The previous prime is 1072775990989. The next prime is 1072775991017. The reversal of 1072775990999 is 9990995772701.

It is a cyclic number.

It is not a de Polignac number, because 1072775990999 - 2⁴ = 1072775990983 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 (1072775990989) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133808639 + ... + 133816655.

It is an arithmetic number, because the mean of its divisors is an integer number (69349221456).

Almost surely, 2^{1072775990999} is an apocalyptic number.

1072775990999 is a deficient number, since it is larger than the sum of its proper divisors (36811552297).

1072775990999 is an equidigital number, since it uses as much as digits as its factorization.

1072775990999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16106.

The product of its (nonzero) digits is 202538070, while the sum is 74.

The spelling of 1072775990999 in words is "one trillion, seventy-two billion, seven hundred seventy-five million, nine hundred ninety thousand, nine hundred ninety-nine".