44474247444 has 36 divisors (see below), whose sum is σ = 114064809152. Its totient is φ = 13477044240.

The previous prime is 44474247437. The next prime is 44474247449.

It is a happy number.

44474247444 is nontrivially palindromic in base 10.

44474247444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 44474247393 and 44474247402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44474247449) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15313372 + ... + 15316275.

Almost surely, 2^44474247444 is an apocalyptic number.

44474247444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44474247444 is an abundant number, since it is smaller than the sum of its proper divisors (69590561708).

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

44474247444 is a wasteful number, since it uses less digits than its factorization.

44474247444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30629676 (or 30629663 counting only the distinct ones).

The product of its digits is 6422528, while the sum is 48.

The spelling of 44474247444 in words is "forty-four billion, four hundred seventy-four million, two hundred forty-seven thousand, four hundred forty-four".