44471372400 has 1440 divisors, whose sum is σ = 204173598720. Its totient is φ = 8709120000.

The previous prime is 44471372399. The next prime is 44471372417. The reversal of 44471372400 is 427317444.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 294512325 + ... + 294512475.

Almost surely, 2^44471372400 is an apocalyptic number.

44471372400 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 44471372400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (102086799360).

44471372400 is an abundant number, since it is smaller than the sum of its proper divisors (159702226320).

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

44471372400 is a wasteful number, since it uses less digits than its factorization.

44471372400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255 (or 241 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 36.

Adding to 44471372400 its reverse (427317444), we get a palindrome (44898689844).

The spelling of 44471372400 in words is "forty-four billion, four hundred seventy-one million, three hundred seventy-two thousand, four hundred".