444135053500 has 96 divisors (see below), whose sum is σ = 981668600640. Its totient is φ = 175518464000.

The previous prime is 444135053471. The next prime is 444135053539. The reversal of 444135053500 is 5350531444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69906324 + ... + 69912676.

It is an arithmetic number, because the mean of its divisors is an integer number (10225714590).

Almost surely, 2^444135053500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 444135053500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (490834300320).

444135053500 is an abundant number, since it is smaller than the sum of its proper divisors (537533547140).

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

444135053500 is a wasteful number, since it uses less digits than its factorization.

444135053500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8032 (or 8020 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 444135053500 its reverse (5350531444), we get a palindrome (449485584944).

The spelling of 444135053500 in words is "four hundred forty-four billion, one hundred thirty-five million, fifty-three thousand, five hundred".