444561413046 has 16 divisors (see below), whose sum is σ = 889134556608. Its totient is φ = 148185182600.

The previous prime is 444561413041. The next prime is 444561413077. The reversal of 444561413046 is 640314165444.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 444561412989 and 444561413007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444561413041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49501 + ... + 944231.

It is an arithmetic number, because the mean of its divisors is an integer number (55570909788).

Almost surely, 2^444561413046 is an apocalyptic number.

444561413046 is an abundant number, since it is smaller than the sum of its proper divisors (444573143562).

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

444561413046 is a wasteful number, since it uses less digits than its factorization.

444561413046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977547.

The product of its (nonzero) digits is 552960, while the sum is 42.

The spelling of 444561413046 in words is "four hundred forty-four billion, five hundred sixty-one million, four hundred thirteen thousand, forty-six".