1044225402550 has 24 divisors (see below), whose sum is σ = 2118828272472. Its totient is φ = 379718328000.

The previous prime is 1044225402487. The next prime is 1044225402551. The reversal of 1044225402550 is 552045224401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044225402551) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 949295271 + ... + 949296370.

It is an arithmetic number, because the mean of its divisors is an integer number (88284511353).

Almost surely, 2^{1044225402550} is an apocalyptic number.

1044225402550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1044225402550 is an abundant number, since it is smaller than the sum of its proper divisors (1074602869922).

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

1044225402550 is a wasteful number, since it uses less digits than its factorization.

1044225402550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898591664 (or 1898591659 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 34.

The spelling of 1044225402550 in words is "one trillion, forty-four billion, two hundred twenty-five million, four hundred two thousand, five hundred fifty".