1447386214340 has 144 divisors (see below), whose sum is σ = 3468954263040. Its totient is φ = 506291385600.

The previous prime is 1447386214327. The next prime is 1447386214363. The reversal of 1447386214340 is 434126837441.

It is a super-2 number, since 2×1447386214340² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 18980729 + ... + 19056831.

It is an arithmetic number, because the mean of its divisors is an integer number (24089960160).

Almost surely, 2^{1447386214340} is an apocalyptic number.

1447386214340 is a gapful number since it is divisible by the number (10) 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 1447386214340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1734477131520).

1447386214340 is an abundant number, since it is smaller than the sum of its proper divisors (2021568048700).

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

1447386214340 is a wasteful number, since it uses less digits than its factorization.

1447386214340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76434 (or 76421 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 47.

The spelling of 1447386214340 in words is "one trillion, four hundred forty-seven billion, three hundred eighty-six million, two hundred fourteen thousand, three hundred forty".