1608628325656 has 64 divisors (see below), whose sum is σ = 3416781139200. Its totient is φ = 703296451200.

The previous prime is 1608628325593. The next prime is 1608628325669. The reversal of 1608628325656 is 6565238268061.

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a self number, because there is not a number n which added to its sum of digits gives 1608628325656.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 527190 + ... + 1869541.

It is an arithmetic number, because the mean of its divisors is an integer number (53387205300).

Almost surely, 2^{1608628325656} is an apocalyptic number.

It is an amenable number.

1608628325656 is an abundant number, since it is smaller than the sum of its proper divisors (1808152813544).

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

1608628325656 is a wasteful number, since it uses less digits than its factorization.

1608628325656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2397040 (or 2397036 counting only the distinct ones).

The product of its (nonzero) digits is 24883200, while the sum is 58.

The spelling of 1608628325656 in words is "one trillion, six hundred eight billion, six hundred twenty-eight million, three hundred twenty-five thousand, six hundred fifty-six".