1050009287840 has 24 divisors (see below), whose sum is σ = 2480646942900. Its totient is φ = 420003715072.

The previous prime is 1050009287807. The next prime is 1050009287849. The reversal of 1050009287840 is 487829000501.

It can be written as a sum of positive squares in 2 ways, for example, as 962698493584 + 87310794256 = 981172^2 + 295484^2 .

It is a super-2 number, since 2×1050009287840² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1050009287791 and 1050009287800.

It is not an unprimeable number, because it can be changed into a prime (1050009287849) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3281278865 + ... + 3281279184.

Almost surely, 2^{1050009287840} is an apocalyptic number.

1050009287840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1050009287840 is an abundant number, since it is smaller than the sum of its proper divisors (1430637655060).

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

1050009287840 is an equidigital number, since it uses as much as digits as its factorization.

1050009287840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6562558064 (or 6562558056 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 1050009287840 in words is "one trillion, fifty billion, nine million, two hundred eighty-seven thousand, eight hundred forty".