1367297398656 has 384 divisors, whose sum is σ = 4601182872000. Its totient is φ = 389567066112.

The previous prime is 1367297398613. The next prime is 1367297398657. The reversal of 1367297398656 is 6568937927631.

1367297398656 is a `hidden beast` number, since 1 + 36 + 72 + 97 + 398 + 6 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1367297398657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 147381090 + ... + 147390366.

Almost surely, 2^{1367297398656} is an apocalyptic number.

1367297398656 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1367297398656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2300591436000).

1367297398656 is an abundant number, since it is smaller than the sum of its proper divisors (3233885473344).

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

1367297398656 is an equidigital number, since it uses as much as digits as its factorization.

1367297398656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9691 (or 9662 counting only the distinct ones).

The product of its digits is 617258880, while the sum is 72.

The spelling of 1367297398656 in words is "one trillion, three hundred sixty-seven billion, two hundred ninety-seven million, three hundred ninety-eight thousand, six hundred fifty-six".