44454645444 has 36 divisors (see below), whose sum is σ = 114014535152. Its totient is φ = 13471104240.

The previous prime is 44454645413. The next prime is 44454645467.

44454645444 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 44454645393 and 44454645402.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15306622 + ... + 15309525.

Almost surely, 2^44454645444 is an apocalyptic number.

44454645444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44454645444 is an abundant number, since it is smaller than the sum of its proper divisors (69559889708).

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

44454645444 is a wasteful number, since it uses less digits than its factorization.

44454645444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30616176 (or 30616163 counting only the distinct ones).

The product of its digits is 9830400, while the sum is 48.

The spelling of 44454645444 in words is "forty-four billion, four hundred fifty-four million, six hundred forty-five thousand, four hundred forty-four".