1568145313049 has 8 divisors (see below), whose sum is σ = 1849977881088. Its totient is φ = 1300765697280.

The previous prime is 1568145313037. The next prime is 1568145313117. The reversal of 1568145313049 is 9403135418651.

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

It is a de Polignac number, because none of the positive numbers 2^k-1568145313049 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1568145312988 and 1568145313006.

It is not an unprimeable number, because it can be changed into a prime (1568145313249) 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, 3613237832 + ... + 3613238265.

It is an arithmetic number, because the mean of its divisors is an integer number (231247235136).

Almost surely, 2^{1568145313049} is an apocalyptic number.

It is an amenable number.

1568145313049 is a deficient number, since it is larger than the sum of its proper divisors (281832568039).

1568145313049 is an equidigital number, since it uses as much as digits as its factorization.

1568145313049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7226476135.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 1568145313049 in words is "one trillion, five hundred sixty-eight billion, one hundred forty-five million, three hundred thirteen thousand, forty-nine".