1444426802 has 48 divisors (see below), whose sum is σ = 2780554392. Its totient is φ = 557464320.

The previous prime is 1444426787. The next prime is 1444426813. The reversal of 1444426802 is 2086244441.

It can be written as a sum of positive squares in 4 ways, for example, as 166435801 + 1277991001 = 12901^2 + 35749^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38408 + ... + 66060.

Almost surely, 2^1444426802 is an apocalyptic number.

1444426802 is a deficient number, since it is larger than the sum of its proper divisors (1336127590).

1444426802 is a wasteful number, since it uses less digits than its factorization.

1444426802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27723 (or 27716 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 35.

The square root of 1444426802 is about 38005.6154008852. The cubic root of 1444426802 is about 1130.3992120686.

The spelling of 1444426802 in words is "one billion, four hundred forty-four million, four hundred twenty-six thousand, eight hundred two".