1044144402 has 32 divisors (see below), whose sum is σ = 2390954112. Its totient is φ = 297784704.

The previous prime is 1044144401. The next prime is 1044144419. The reversal of 1044144402 is 2044414401.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1044144401) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1078 + ... + 45710.

It is an arithmetic number, because the mean of its divisors is an integer number (74717316).

Almost surely, 2^1044144402 is an apocalyptic number.

1044144402 is an abundant number, since it is smaller than the sum of its proper divisors (1346809710).

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

1044144402 is a wasteful number, since it uses less digits than its factorization.

1044144402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45202.

The product of its (nonzero) digits is 2048, while the sum is 24.

The square root of 1044144402 is about 32313.2233303953. The cubic root of 1044144402 is about 1014.5034341344.

Adding to 1044144402 its reverse (2044414401), we get a palindrome (3088558803).

The spelling of 1044144402 in words is "one billion, forty-four million, one hundred forty-four thousand, four hundred two".