1444141512 has 144 divisors (see below), whose sum is σ = 4504060080. Its totient is φ = 414504000.

The previous prime is 1444141499. The next prime is 1444141513. The reversal of 1444141512 is 2151414441.

It is a happy number.

1444141512 is a `hidden beast` number, since 1 + 4 + 4 + 4 + 141 + 512 = 666.

It is a super-2 number, since 2×1444141512² = 4171089413363292288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1444141513) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 283387 + ... + 288437.

It is an arithmetic number, because the mean of its divisors is an integer number (31278195).

Almost surely, 2^1444141512 is an apocalyptic number.

1444141512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1444141512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2252030040).

1444141512 is an abundant number, since it is smaller than the sum of its proper divisors (3059918568).

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

1444141512 is a wasteful number, since it uses less digits than its factorization.

1444141512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5112 (or 5086 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 1444141512 is about 38001.8619543832. The cubic root of 1444141512 is about 1130.3247851229.

Adding to 1444141512 its reverse (2151414441), we get a palindrome (3595555953).

The spelling of 1444141512 in words is "one billion, four hundred forty-four million, one hundred forty-one thousand, five hundred twelve".