1044556523949 has 32 divisors (see below), whose sum is σ = 1476086976000. Its totient is φ = 655879831040.

The previous prime is 1044556523929. The next prime is 1044556523957. The reversal of 1044556523949 is 9493256554401.

It is a cyclic number.

It is not a de Polignac number, because 1044556523949 - 2¹⁹ = 1044555999661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044556523929) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 46727227 + ... + 46749575.

It is an arithmetic number, because the mean of its divisors is an integer number (46127718000).

Almost surely, 2^{1044556523949} is an apocalyptic number.

It is an amenable number.

1044556523949 is a deficient number, since it is larger than the sum of its proper divisors (431530452051).

1044556523949 is a wasteful number, since it uses less digits than its factorization.

1044556523949 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35525.

The product of its (nonzero) digits is 23328000, while the sum is 57.

The spelling of 1044556523949 in words is "one trillion, forty-four billion, five hundred fifty-six million, five hundred twenty-three thousand, nine hundred forty-nine".