4456438346544 has 20 divisors (see below), whose sum is σ = 11512465728696. Its totient is φ = 1485479448832.

The previous prime is 4456438346543. The next prime is 4456438346587.

4456438346544 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (4456438346543) 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, 46421232729 + ... + 46421232824.

Almost surely, 2^{4456438346544} is an apocalyptic number.

It is an amenable number.

4456438346544 is an abundant number, since it is smaller than the sum of its proper divisors (7056027382152).

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

4456438346544 is a wasteful number, since it uses less digits than its factorization.

4456438346544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92842465564 (or 92842465558 counting only the distinct ones).

The product of its digits is 265420800, while the sum is 60.

The spelling of 4456438346544 in words is "four trillion, four hundred fifty-six billion, four hundred thirty-eight million, three hundred forty-six thousand, five hundred forty-four".