1656828345056 has 24 divisors (see below), whose sum is σ = 3262727629224. Its totient is φ = 828199105920.

The previous prime is 1656828344971. The next prime is 1656828345059. The reversal of 1656828345056 is 6505438286561.

It is a junction number, because it is equal to n+sod(n) for n = 1656828344986 and 1656828345004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1656828345059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6595610 + ... + 6842201.

It is an arithmetic number, because the mean of its divisors is an integer number (135946984551).

Almost surely, 2^{1656828345056} is an apocalyptic number.

1656828345056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1656828345056 is a deficient number, since it is larger than the sum of its proper divisors (1605899284168).

1656828345056 is a wasteful number, since it uses less digits than its factorization.

1656828345056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13441674 (or 13441666 counting only the distinct ones).

The product of its (nonzero) digits is 41472000, while the sum is 59.

The spelling of 1656828345056 in words is "one trillion, six hundred fifty-six billion, eight hundred twenty-eight million, three hundred forty-five thousand, fifty-six".