44627552640 has 768 divisors, whose sum is σ = 183649939200. Its totient is φ = 10241925120.

The previous prime is 44627552639. The next prime is 44627552653. The reversal of 44627552640 is 4625572644.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 32502994 + ... + 32504366.

It is an arithmetic number, because the mean of its divisors is an integer number (239127525).

Almost surely, 2^44627552640 is an apocalyptic number.

44627552640 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 44627552640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91824969600).

44627552640 is an abundant number, since it is smaller than the sum of its proper divisors (139022386560).

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

44627552640 is a wasteful number, since it uses less digits than its factorization.

44627552640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1437 (or 1413 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 45.

The spelling of 44627552640 in words is "forty-four billion, six hundred twenty-seven million, five hundred fifty-two thousand, six hundred forty".