1412103666640 has 20 divisors (see below), whose sum is σ = 3283141025124. Its totient is φ = 564841466624.

The previous prime is 1412103666619. The next prime is 1412103666671. The reversal of 1412103666640 is 466663012141.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 928656014224 + 483447652416 = 963668^2 + 695304^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 1412103666593 and 1412103666602.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8825647837 + ... + 8825647996.

Almost surely, 2^{1412103666640} is an apocalyptic number.

1412103666640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1412103666640 is an abundant number, since it is smaller than the sum of its proper divisors (1871037358484).

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

1412103666640 is a wasteful number, since it uses less digits than its factorization.

1412103666640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17651295846 (or 17651295840 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

Adding to 1412103666640 its reverse (466663012141), we get a palindrome (1878766678781).

The spelling of 1412103666640 in words is "one trillion, four hundred twelve billion, one hundred three million, six hundred sixty-six thousand, six hundred forty".