1343163366400 has 66 divisors (see below), whose sum is σ = 3329418725240. Its totient is φ = 537265336320.

The previous prime is 1343163366397. The next prime is 1343163366443. The reversal of 1343163366400 is 46633613431.

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

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, 26208060 + ... + 26259259.

Almost surely, 2^{1343163366400} is an apocalyptic number.

1343163366400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1343163366400 is an abundant number, since it is smaller than the sum of its proper divisors (1986255358840).

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

1343163366400 is an equidigital number, since it uses as much as digits as its factorization.

1343163366400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52467349 (or 52467326 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 40.

Adding to 1343163366400 its reverse (46633613431), we get a palindrome (1389796979831).

The spelling of 1343163366400 in words is "one trillion, three hundred forty-three billion, one hundred sixty-three million, three hundred sixty-six thousand, four hundred".