4454642464544 has 24 divisors (see below), whose sum is σ = 9285964256268. Its totient is φ = 2096302336000.

The previous prime is 4454642464529. The next prime is 4454642464577.

4454642464544 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 4402023610000 + 52618854544 = 2098100^2 + 229388^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4454642464544.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4094339957 + ... + 4094341044.

Almost surely, 2^{4454642464544} is an apocalyptic number.

It is an amenable number.

4454642464544 is an abundant number, since it is smaller than the sum of its proper divisors (4831321791724).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4454642464544 is a wasteful number, since it uses less digits than its factorization.

4454642464544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8188681028 (or 8188681020 counting only the distinct ones).

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

The spelling of 4454642464544 in words is "four trillion, four hundred fifty-four billion, six hundred forty-two million, four hundred sixty-four thousand, five hundred forty-four".