919459984996 has 192 divisors, whose sum is σ = 1981643489280. Its totient is φ = 364848261120.

The previous prime is 919459984951. The next prime is 919459984999. The reversal of 919459984996 is 699489954919.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (919459984999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2400678621 + ... + 2400679003.

It is an arithmetic number, because the mean of its divisors is an integer number (10321059840).

Almost surely, 2^919459984996 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 919459984996, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (990821744640).

919459984996 is an abundant number, since it is smaller than the sum of its proper divisors (1062183504284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

919459984996 is a wasteful number, since it uses less digits than its factorization.

919459984996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1074 (or 1072 counting only the distinct ones).

The product of its digits is 2040733440, while the sum is 82.

The spelling of 919459984996 in words is "nine hundred nineteen billion, four hundred fifty-nine million, nine hundred eighty-four thousand, nine hundred ninety-six".