1304440030100 has 18 divisors (see below), whose sum is σ = 2830634865534. Its totient is φ = 521776012000.

The previous prime is 1304440030093. The next prime is 1304440030111. The reversal of 1304440030100 is 10300444031.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 43571552644 + 1260868477456 = 208738^2 + 1122884^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6522200051 + ... + 6522200250.

Almost surely, 2^{1304440030100} is an apocalyptic number.

1304440030100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1304440030100 is an abundant number, since it is smaller than the sum of its proper divisors (1526194835434).

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

1304440030100 is a wasteful number, since it uses less digits than its factorization.

1304440030100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13044400315 (or 13044400308 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1304440030100 its reverse (10300444031), we get a palindrome (1314740474131).

The spelling of 1304440030100 in words is "one trillion, three hundred four billion, four hundred forty million, thirty thousand, one hundred".