1010444400 has 360 divisors, whose sum is σ = 4057326624. Its totient is φ = 228096000.

The previous prime is 1010444389. The next prime is 1010444423. The reversal of 1010444400 is 44440101.

1010444400 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2545002 + ... + 2545398.

Almost surely, 2^1010444400 is an apocalyptic number.

1010444400 is a gapful number since it is divisible by the number (10) 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 1010444400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2028663312).

1010444400 is an abundant number, since it is smaller than the sum of its proper divisors (3046882224).

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

1010444400 is a wasteful number, since it uses less digits than its factorization.

1010444400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1010444400 is about 31787.4881045986. The cubic root of 1010444400 is about 1003.4694158997.

Adding to 1010444400 its reverse (44440101), we get a palindrome (1054884501).

The spelling of 1010444400 in words is "one billion, ten million, four hundred forty-four thousand, four hundred".