1368311786424 has 160 divisors (see below), whose sum is σ = 4184787855600. Its totient is φ = 414259591680.

The previous prime is 1368311786419. The next prime is 1368311786467. The reversal of 1368311786424 is 4246871138631.

1368311786424 is a `hidden beast` number, since 1 + 368 + 31 + 178 + 64 + 24 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7731922 + ... + 7906910.

Almost surely, 2^{1368311786424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1368311786424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2092393927800).

1368311786424 is an abundant number, since it is smaller than the sum of its proper divisors (2816476069176).

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

1368311786424 is a wasteful number, since it uses less digits than its factorization.

1368311786424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176115 (or 176102 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 54.

The spelling of 1368311786424 in words is "one trillion, three hundred sixty-eight billion, three hundred eleven million, seven hundred eighty-six thousand, four hundred twenty-four".