368281313728 has 28 divisors (see below), whose sum is σ = 736562643712. Its totient is φ = 182690726400.

The previous prime is 368281313723. The next prime is 368281313731. The reversal of 368281313728 is 827313182863.

368281313728 is an admirable number.

It is a super-2 number, since 2×368281313728² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368281313723) 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, 22646973 + ... + 22663228.

It is an arithmetic number, because the mean of its divisors is an integer number (26305808704).

Almost surely, 2^368281313728 is an apocalyptic number.

It is an amenable number.

368281313728 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

368281313728 is a wasteful number, since it uses less digits than its factorization.

368281313728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45310340 (or 45310330 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 52.

The spelling of 368281313728 in words is "three hundred sixty-eight billion, two hundred eighty-one million, three hundred thirteen thousand, seven hundred twenty-eight".