999045000001 has 32 divisors (see below), whose sum is σ = 1036113297408. Its totient is φ = 962887020480.

The previous prime is 999044999969. The next prime is 999045000047. The reversal of 999045000001 is 100000540999.

It is a cyclic number.

It is not a de Polignac number, because 999045000001 - 2⁵ = 999044999969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (999045000101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 579827926 + ... + 579829648.

It is an arithmetic number, because the mean of its divisors is an integer number (32378540544).

Almost surely, 2^999045000001 is an apocalyptic number.

It is an amenable number.

999045000001 is a deficient number, since it is larger than the sum of its proper divisors (37068297407).

999045000001 is a wasteful number, since it uses less digits than its factorization.

999045000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821.

The product of its (nonzero) digits is 14580, while the sum is 37.

It can be divided in two parts, 99904 and 5000001, that added together give a palindrome (5099905).

The spelling of 999045000001 in words is "nine hundred ninety-nine billion, forty-five million, one", and thus it is an aban number.