1626320012643 has 48 divisors (see below), whose sum is σ = 2413914048000. Its totient is φ = 1054708238400.

The previous prime is 1626320012591. The next prime is 1626320012663. The reversal of 1626320012643 is 3462100236261.

1626320012643 is a `hidden beast` number, since 1 + 6 + 2 + 6 + 3 + 2 + 0 + 0 + 1 + 2 + 643 = 666.

It is not a de Polignac number, because 1626320012643 - 2⁶ = 1626320012579 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1626320012598 and 1626320012607.

It is not an unprimeable number, because it can be changed into a prime (1626320012663) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 112564246 + ... + 112578692.

It is an arithmetic number, because the mean of its divisors is an integer number (50289876000).

Almost surely, 2^{1626320012643} is an apocalyptic number.

1626320012643 is a deficient number, since it is larger than the sum of its proper divisors (787594035357).

1626320012643 is a wasteful number, since it uses less digits than its factorization.

1626320012643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16712 (or 16709 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The spelling of 1626320012643 in words is "one trillion, six hundred twenty-six billion, three hundred twenty million, twelve thousand, six hundred forty-three".