1009803627220 has 48 divisors (see below), whose sum is σ = 2126155642128. Its totient is φ = 402862254080.

The previous prime is 1009803627211. The next prime is 1009803627221. The reversal of 1009803627220 is 227263089001.

It can be written as a sum of positive squares in 8 ways, for example, as 31104965956 + 978698661264 = 176366^2 + 989292^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1009803627221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11886414 + ... + 11971066.

It is an arithmetic number, because the mean of its divisors is an integer number (44294909211).

Almost surely, 2^{1009803627220} is an apocalyptic number.

1009803627220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1009803627220 is an abundant number, since it is smaller than the sum of its proper divisors (1116352014908).

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

1009803627220 is a wasteful number, since it uses less digits than its factorization.

1009803627220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86220 (or 86218 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 40.

The spelling of 1009803627220 in words is "one trillion, nine billion, eight hundred three million, six hundred twenty-seven thousand, two hundred twenty".