1368540679896 has 256 divisors, whose sum is σ = 4166914752000. Its totient is φ = 413594380800.

The previous prime is 1368540679879. The next prime is 1368540679907. The reversal of 1368540679896 is 6989760458631.

1368540679896 is a `hidden beast` number, since 1 + 3 + 6 + 8 + 540 + 6 + 79 + 8 + 9 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 240387226 + ... + 240392918.

It is an arithmetic number, because the mean of its divisors is an integer number (16277010750).

Almost surely, 2^{1368540679896} 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 1368540679896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2083457376000).

1368540679896 is an abundant number, since it is smaller than the sum of its proper divisors (2798374072104).

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

1368540679896 is a wasteful number, since it uses less digits than its factorization.

1368540679896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7231 (or 7221 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 72.

The spelling of 1368540679896 in words is "one trillion, three hundred sixty-eight billion, five hundred forty million, six hundred seventy-nine thousand, eight hundred ninety-six".