1368137013569 has 8 divisors (see below), whose sum is σ = 1457290009728. Its totient is φ = 1279947833920.

The previous prime is 1368137013559. The next prime is 1368137013577. The reversal of 1368137013569 is 9653107318631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1368137013569 - 2²⁸ = 1367868578113 is a prime.

It is a super-2 number, since 2×1368137013569² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1368137013569.

It is not an unprimeable number, because it can be changed into a prime (1368137013559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240951197 + ... + 240956874.

It is an arithmetic number, because the mean of its divisors is an integer number (182161251216).

Almost surely, 2^{1368137013569} is an apocalyptic number.

It is an amenable number.

1368137013569 is a deficient number, since it is larger than the sum of its proper divisors (89152996159).

1368137013569 is a wasteful number, since it uses less digits than its factorization.

1368137013569 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481908255.

The product of its (nonzero) digits is 2449440, while the sum is 53.

The spelling of 1368137013569 in words is "one trillion, three hundred sixty-eight billion, one hundred thirty-seven million, thirteen thousand, five hundred sixty-nine".