1444129452 has 24 divisors (see below), whose sum is σ = 3744039600. Its totient is φ = 481376448.

The previous prime is 1444129391. The next prime is 1444129483. The reversal of 1444129452 is 2549214441.

1444129452 is a `hidden beast` number, since 144 + 41 + 29 + 452 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6685677 + ... + 6685892.

It is an arithmetic number, because the mean of its divisors is an integer number (156001650).

Almost surely, 2^1444129452 is an apocalyptic number.

1444129452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1444129452 is an abundant number, since it is smaller than the sum of its proper divisors (2299910148).

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

1444129452 is a wasteful number, since it uses less digits than its factorization.

1444129452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13371582 (or 13371574 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 1444129452 is about 38001.7032776164. The cubic root of 1444129452 is about 1130.3216386734.

The spelling of 1444129452 in words is "one billion, four hundred forty-four million, one hundred twenty-nine thousand, four hundred fifty-two".