44013015000 has 120 divisors (see below), whose sum is σ = 148954866060. Its totient is φ = 11736792000.

The previous prime is 44013014993. The next prime is 44013015001. The reversal of 44013015000 is 51031044.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44013015001) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 444034 + ... + 534033.

Almost surely, 2^44013015000 is an apocalyptic number.

44013015000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44013015000 is an abundant number, since it is smaller than the sum of its proper divisors (104941851060).

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

44013015000 is a wasteful number, since it uses less digits than its factorization.

44013015000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 978099 (or 978077 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 44013015000 its reverse (51031044), we get a palindrome (44064046044).

The spelling of 44013015000 in words is "forty-four billion, thirteen million, fifteen thousand".