1204401444040 has 16 divisors (see below), whose sum is σ = 2709903249180. Its totient is φ = 481760577600.

The previous prime is 1204401444017. The next prime is 1204401444049. The reversal of 1204401444040 is 404441044021.

It can be written as a sum of positive squares in 2 ways, for example, as 1067002229764 + 137399214276 = 1032958^2 + 370674^2 .

It is not an unprimeable number, because it can be changed into a prime (1204401444049) 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, 15055018011 + ... + 15055018090.

Almost surely, 2^{1204401444040} is an apocalyptic number.

1204401444040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1204401444040 is an abundant number, since it is smaller than the sum of its proper divisors (1505501805140).

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

1204401444040 is a wasteful number, since it uses less digits than its factorization.

1204401444040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30110036112 (or 30110036108 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 1204401444040 its reverse (404441044021), we get a palindrome (1608842488061).

The spelling of 1204401444040 in words is "one trillion, two hundred four billion, four hundred one million, four hundred forty-four thousand, forty".