1045505210444 has 12 divisors (see below), whose sum is σ = 1874259340968. Its totient is φ = 510002541600.

The previous prime is 1045505210443. The next prime is 1045505210447. The reversal of 1045505210444 is 4440125055401.

It is a super-2 number, since 2×1045505210444² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1045505210443) 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, 3187515722 + ... + 3187516049.

It is an arithmetic number, because the mean of its divisors is an integer number (156188278414).

Almost surely, 2^{1045505210444} is an apocalyptic number.

It is an amenable number.

1045505210444 is a deficient number, since it is larger than the sum of its proper divisors (828754130524).

1045505210444 is a wasteful number, since it uses less digits than its factorization.

1045505210444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6375031816 (or 6375031814 counting only the distinct ones).

The product of its (nonzero) digits is 64000, while the sum is 35.

The spelling of 1045505210444 in words is "one trillion, forty-five billion, five hundred five million, two hundred ten thousand, four hundred forty-four".