44284400129109 has 24 divisors (see below), whose sum is σ = 72726361800768. Its totient is φ = 23816820236160.

The previous prime is 44284400129093. The next prime is 44284400129147. The reversal of 44284400129109 is 90192100448244.

It is not a de Polignac number, because 44284400129109 - 2⁴ = 44284400129093 is a prime.

It is a super-2 number, since 2×44284400129109² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44284400169109) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8860421697 + ... + 8860426694.

It is an arithmetic number, because the mean of its divisors is an integer number (3030265075032).

Almost surely, 2^{44284400129109} is an apocalyptic number.

44284400129109 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

44284400129109 is a deficient number, since it is larger than the sum of its proper divisors (28441961671659).

44284400129109 is a wasteful number, since it uses less digits than its factorization.

44284400129109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17720848425 (or 17720848418 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 48.

The spelling of 44284400129109 in words is "forty-four trillion, two hundred eighty-four billion, four hundred million, one hundred twenty-nine thousand, one hundred nine".