1003949597280 has 384 divisors, whose sum is σ = 3734277120000. Its totient is φ = 221865246720.

The previous prime is 1003949597269. The next prime is 1003949597303. The reversal of 1003949597280 is 827959493001.

It is a self number, because there is not a number n which added to its sum of digits gives 1003949597280.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 130091982 + ... + 130099698.

It is an arithmetic number, because the mean of its divisors is an integer number (9724680000).

Almost surely, 2^{1003949597280} is an apocalyptic number.

1003949597280 is a gapful number since it is divisible by the number (10) 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 1003949597280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1867138560000).

1003949597280 is an abundant number, since it is smaller than the sum of its proper divisors (2730327522720).

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

1003949597280 is a wasteful number, since it uses less digits than its factorization.

1003949597280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9022 (or 9014 counting only the distinct ones).

The product of its (nonzero) digits is 4898880, while the sum is 57.

The spelling of 1003949597280 in words is "one trillion, three billion, nine hundred forty-nine million, five hundred ninety-seven thousand, two hundred eighty".