1207003299840 has 720 divisors, whose sum is σ = 4648379047200. Its totient is φ = 297016492032.

The previous prime is 1207003299839. The next prime is 1207003299871. The reversal of 1207003299840 is 489923007021.

It is a tau number, because it is divible by the number of its divisors (720).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 373799346 + ... + 373802574.

It is an arithmetic number, because the mean of its divisors is an integer number (6456082010).

Almost surely, 2^{1207003299840} is an apocalyptic number.

1207003299840 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 1207003299840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2324189523600).

1207003299840 is an abundant number, since it is smaller than the sum of its proper divisors (3441375747360).

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

1207003299840 is an equidigital number, since it uses as much as digits as its factorization.

1207003299840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3297 (or 3252 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 1207003299840 in words is "one trillion, two hundred seven billion, three million, two hundred ninety-nine thousand, eight hundred forty".