999949000753 has 48 divisors (see below), whose sum is σ = 1091058667776.
Its totient is φ = 914509854720.
The previous prime is 999949000727. The next prime is 999949000777. The reversal of 999949000753 is 357000949999.
999949000753 is a nontrivial binomial coefficient, being equal to C(1414178, 2).
It is a de Polignac number, because none of the positive numbers 2k-999949000753 is a prime.
It is a super-3 number, since 3×9999490007533 (a number of 37 digits) contains 333 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (999949000553) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 968004325 + ... + 968005357.
It is an arithmetic number, because the mean of its divisors is an integer number (22730388912).
Almost surely, 2999949000753 is an apocalyptic number.
999949000753 is the 1414177-th triangular number and also the 707089-th hexagonal number.
999949000753 is the 471393-rd centered nonagonal number.
It is an amenable number.
999949000753 is a deficient number, since it is larger than the sum of its proper divisors (91109667023).
999949000753 is a wasteful number, since it uses less digits than its factorization.
999949000753 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1634 (or 1597 counting only the distinct ones).
The product of its (nonzero) digits is 24800580, while the sum is 64.
The spelling of 999949000753 in words is "nine hundred ninety-nine billion, nine hundred forty-nine million, seven hundred fifty-three", and thus it is an aban number.