44456866865444 has 12 divisors (see below), whose sum is σ = 84872200379568. Its totient is φ = 20207666757000.

The previous prime is 44456866865443. The next prime is 44456866865491.

44456866865444 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×44456866865444² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44456866865443) 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, 505191668882 + ... + 505191668969.

It is an arithmetic number, because the mean of its divisors is an integer number (7072683364964).

Almost surely, 2^{44456866865444} is an apocalyptic number.

44456866865444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44456866865444 is a deficient number, since it is larger than the sum of its proper divisors (40415333514124).

44456866865444 is a wasteful number, since it uses less digits than its factorization.

44456866865444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1010383337866 (or 1010383337864 counting only the distinct ones).

The product of its digits is 8493465600, while the sum is 74.

The spelling of 44456866865444 in words is "forty-four trillion, four hundred fifty-six billion, eight hundred sixty-six million, eight hundred sixty-five thousand, four hundred forty-four".