1355389238568 has 16 divisors (see below), whose sum is σ = 3388473096480. Its totient is φ = 451796412848.

The previous prime is 1355389238519. The next prime is 1355389238569. The reversal of 1355389238568 is 8658329835531.

It is a junction number, because it is equal to n+sod(n) for n = 1355389238499 and 1355389238508.

It is not an unprimeable number, because it can be changed into a prime (1355389238569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28237275780 + ... + 28237275827.

It is an arithmetic number, because the mean of its divisors is an integer number (211779568530).

Almost surely, 2^{1355389238568} is an apocalyptic number.

It is an amenable number.

1355389238568 is an abundant number, since it is smaller than the sum of its proper divisors (2033083857912).

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

1355389238568 is a wasteful number, since it uses less digits than its factorization.

1355389238568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56474551616 (or 56474551612 counting only the distinct ones).

The product of its digits is 186624000, while the sum is 66.

The spelling of 1355389238568 in words is "one trillion, three hundred fifty-five billion, three hundred eighty-nine million, two hundred thirty-eight thousand, five hundred sixty-eight".