1444389596 has 36 divisors (see below), whose sum is σ = 2742303312. Its totient is φ = 665368704.

The previous prime is 1444389577. The next prime is 1444389599. The reversal of 1444389596 is 6959834441.

It is a super-2 number, since 2×1444389596² = 4172522610066086432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1444389599) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 415361 + ... + 418823.

It is an arithmetic number, because the mean of its divisors is an integer number (76175092).

Almost surely, 2^1444389596 is an apocalyptic number.

It is an amenable number.

1444389596 is a deficient number, since it is larger than the sum of its proper divisors (1297913716).

1444389596 is a wasteful number, since it uses less digits than its factorization.

1444389596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4110 (or 4095 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 53.

The square root of 1444389596 is about 38005.1259174338. The cubic root of 1444389596 is about 1130.3895062591.

The spelling of 1444389596 in words is "one billion, four hundred forty-four million, three hundred eighty-nine thousand, five hundred ninety-six".