1368525091824 has 200 divisors, whose sum is σ = 4460379517440. Its totient is φ = 401326876800.

The previous prime is 1368525091807. The next prime is 1368525091853. The reversal of 1368525091824 is 4281905258631.

1368525091824 is a `hidden beast` number, since 1 + 3 + 6 + 8 + 52 + 509 + 1 + 82 + 4 = 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 pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1106394 + ... + 1990265.

Almost surely, 2^{1368525091824} is an apocalyptic number.

It is an amenable number.

1368525091824 is an abundant number, since it is smaller than the sum of its proper divisors (3091854425616).

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

1368525091824 is a wasteful number, since it uses less digits than its factorization.

1368525091824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3096721 (or 3096706 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 54.

The spelling of 1368525091824 in words is "one trillion, three hundred sixty-eight billion, five hundred twenty-five million, ninety-one thousand, eight hundred twenty-four".