1447400311056 has 160 divisors (see below), whose sum is σ = 5027385012480. Its totient is φ = 389216876544.

The previous prime is 1447400311009. The next prime is 1447400311057. The reversal of 1447400311056 is 6501130047441.

1447400311056 is a `hidden beast` number, since 144 + 7 + 400 + 3 + 1 + 105 + 6 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1447400311056.

It is not an unprimeable number, because it can be changed into a prime (1447400311057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14026171 + ... + 14128986.

It is an arithmetic number, because the mean of its divisors is an integer number (31421156328).

Almost surely, 2^{1447400311056} is an apocalyptic number.

1447400311056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1447400311056 is an abundant number, since it is smaller than the sum of its proper divisors (3579984701424).

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

1447400311056 is a wasteful number, since it uses less digits than its factorization.

1447400311056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28155198 (or 28155186 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

Adding to 1447400311056 its reverse (6501130047441), we get a palindrome (7948530358497).

The spelling of 1447400311056 in words is "one trillion, four hundred forty-seven billion, four hundred million, three hundred eleven thousand, fifty-six".