1044605225807 has 16 divisors (see below), whose sum is σ = 1227333045120. Its totient is φ = 876517135200.

The previous prime is 1044605225773. The next prime is 1044605225837. The reversal of 1044605225807 is 7085225064401.

It is a cyclic number.

It is not a de Polignac number, because 1044605225807 - 2¹⁶ = 1044605160271 is a prime.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044605225837) 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, 1406744 + ... + 2016962.

It is an arithmetic number, because the mean of its divisors is an integer number (76708315320).

Almost surely, 2^{1044605225807} is an apocalyptic number.

1044605225807 is a deficient number, since it is larger than the sum of its proper divisors (182727819313).

1044605225807 is a wasteful number, since it uses less digits than its factorization.

1044605225807 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622214.

The product of its (nonzero) digits is 537600, while the sum is 44.

The spelling of 1044605225807 in words is "one trillion, forty-four billion, six hundred five million, two hundred twenty-five thousand, eight hundred seven".