1044130221040 has 40 divisors (see below), whose sum is σ = 2555371334160. Its totient is φ = 395670398976.

The previous prime is 1044130221031. The next prime is 1044130221149. The reversal of 1044130221040 is 401220314401.

It is a happy number.

1044130221040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343462369 + ... + 343465408.

It is an arithmetic number, because the mean of its divisors is an integer number (63884283354).

Almost surely, 2^{1044130221040} is an apocalyptic number.

1044130221040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1044130221040 is an abundant number, since it is smaller than the sum of its proper divisors (1511241113120).

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

1044130221040 is a wasteful number, since it uses less digits than its factorization.

1044130221040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686927809 (or 686927803 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 1044130221040 its reverse (401220314401), we get a palindrome (1445350535441).

The spelling of 1044130221040 in words is "one trillion, forty-four billion, one hundred thirty million, two hundred twenty-one thousand, forty".