4444542400 has 42 divisors (see below), whose sum is σ = 10936356080. Its totient is φ = 1777816320.

The previous prime is 4444542367. The next prime is 4444542409. The reversal of 4444542400 is 42454444.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444542409) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1387320 + ... + 1390519.

Almost surely, 2^4444542400 is an apocalyptic number.

4444542400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4444542400 is an abundant number, since it is smaller than the sum of its proper divisors (6491813680).

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

4444542400 is a wasteful number, since it uses less digits than its factorization.

4444542400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777861 (or 2777846 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 31.

The square root of 4444542400 is about 66667.4013292854. The cubic root of 4444542400 is about 1644.1534617569.

Adding to 4444542400 its reverse (42454444), we get a palindrome (4486996844).

The spelling of 4444542400 in words is "four billion, four hundred forty-four million, five hundred forty-two thousand, four hundred".