1344581712 has 30 divisors (see below), whose sum is σ = 3762961722. Its totient is φ = 448193856.

The previous prime is 1344581701. The next prime is 1344581729. The reversal of 1344581712 is 2171854431.

1344581712 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 581 + 71 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1226120256 + 118461456 = 35016^2 + 10884^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4668543 + ... + 4668830.

Almost surely, 2^1344581712 is an apocalyptic number.

1344581712 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1344581712 is an abundant number, since it is smaller than the sum of its proper divisors (2418380010).

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

1344581712 is a wasteful number, since it uses less digits than its factorization.

1344581712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9337387 (or 9337378 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 1344581712 is about 36668.5384491937. The cubic root of 1344581712 is about 1103.7288637877.

The spelling of 1344581712 in words is "one billion, three hundred forty-four million, five hundred eighty-one thousand, seven hundred twelve".