44244864400 has 60 divisors (see below), whose sum is σ = 115961778864. Its totient is φ = 16089040000.

The previous prime is 44244864379. The next prime is 44244864407. The reversal of 44244864400 is 446844244.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (44244864407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5023426 + ... + 5032225.

Almost surely, 2^44244864400 is an apocalyptic number.

44244864400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44244864400 is an abundant number, since it is smaller than the sum of its proper divisors (71716914464).

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

44244864400 is a wasteful number, since it uses less digits than its factorization.

44244864400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055680 (or 10055669 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 40.

The spelling of 44244864400 in words is "forty-four billion, two hundred forty-four million, eight hundred sixty-four thousand, four hundred".