1144428850 has 24 divisors (see below), whose sum is σ = 2173932288. Its totient is φ = 448030800.

The previous prime is 1144428847. The next prime is 1144428889. The reversal of 1144428850 is 588244411.

1144428850 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

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 11 ways as a sum of consecutive naturals, for example, 241146 + ... + 245845.

It is an arithmetic number, because the mean of its divisors is an integer number (90580512).

Almost surely, 2^1144428850 is an apocalyptic number.

1144428850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1144428850 is a deficient number, since it is larger than the sum of its proper divisors (1029503438).

1144428850 is a wasteful number, since it uses less digits than its factorization.

1144428850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487050 (or 487045 counting only the distinct ones).

The product of its (nonzero) digits is 40960, while the sum is 37.

The square root of 1144428850 is about 33829.4080645819. The cubic root of 1144428850 is about 1045.9949773518.

The spelling of 1144428850 in words is "one billion, one hundred forty-four million, four hundred twenty-eight thousand, eight hundred fifty".