1019948016 has 80 divisors (see below), whose sum is σ = 2673440000. Its totient is φ = 335038464.

The previous prime is 1019948011. The next prime is 1019948023. The reversal of 1019948016 is 6108499101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1019948011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2043735 + ... + 2044233.

It is an arithmetic number, because the mean of its divisors is an integer number (33418000).

Almost surely, 2^1019948016 is an apocalyptic number.

1019948016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1019948016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1336720000).

1019948016 is an abundant number, since it is smaller than the sum of its proper divisors (1653491984).

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

1019948016 is a wasteful number, since it uses less digits than its factorization.

1019948016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1046 (or 1040 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 39.

The square root of 1019948016 is about 31936.6249938844. The cubic root of 1019948016 is about 1006.6056085262.

The spelling of 1019948016 in words is "one billion, nineteen million, nine hundred forty-eight thousand, sixteen".