1628383542205 has 16 divisors (see below), whose sum is σ = 2236146326784. Its totient is φ = 1115138551680.

The previous prime is 1628383542193. The next prime is 1628383542211. The reversal of 1628383542205 is 5022453838261.

It is a de Polignac number, because none of the positive numbers 2^k-1628383542205 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30541857 + ... + 30595126.

It is an arithmetic number, because the mean of its divisors is an integer number (139759145424).

Almost surely, 2^{1628383542205} is an apocalyptic number.

It is an amenable number.

1628383542205 is a deficient number, since it is larger than the sum of its proper divisors (607762784579).

1628383542205 is an equidigital number, since it uses as much as digits as its factorization.

1628383542205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61137756.

The product of its (nonzero) digits is 2764800, while the sum is 49.

The spelling of 1628383542205 in words is "one trillion, six hundred twenty-eight billion, three hundred eighty-three million, five hundred forty-two thousand, two hundred five".