4465442445644 has 6 divisors (see below), whose sum is σ = 7814524279884. Its totient is φ = 2232721222820.

The previous prime is 4465442445643. The next prime is 4465442445713.

4465442445644 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 4465442445644.

It is not an unprimeable number, because it can be changed into a prime (4465442445643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558180305702 + ... + 558180305709.

It is an arithmetic number, because the mean of its divisors is an integer number (1302420713314).

Almost surely, 2^{4465442445644} is an apocalyptic number.

It is an amenable number.

4465442445644 is a deficient number, since it is larger than the sum of its proper divisors (3349081834240).

4465442445644 is a wasteful number, since it uses less digits than its factorization.

4465442445644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116360611415 (or 1116360611413 counting only the distinct ones).

The product of its digits is 117964800, while the sum is 56.

The spelling of 4465442445644 in words is "four trillion, four hundred sixty-five billion, four hundred forty-two million, four hundred forty-five thousand, six hundred forty-four".