44001650000 has 360 divisors, whose sum is σ = 133988924160. Its totient is φ = 13701600000.

The previous prime is 44001649961. The next prime is 44001650047. The reversal of 44001650000 is 5610044.

It is a happy number.

It is a super-2 number, since 2×44001650000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 42349481 + ... + 42350519.

It is an arithmetic number, because the mean of its divisors is an integer number (372191456).

Almost surely, 2^44001650000 is an apocalyptic number.

44001650000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44001650000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66994462080).

44001650000 is an abundant number, since it is smaller than the sum of its proper divisors (89987274160).

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

44001650000 is a wasteful number, since it uses less digits than its factorization.

44001650000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101 (or 1064 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The spelling of 44001650000 in words is "forty-four billion, one million, six hundred fifty thousand".