1650613644343 has 2 divisors, whose sum is σ = 1650613644344. Its totient is φ = 1650613644342.

The previous prime is 1650613644319. The next prime is 1650613644377. The reversal of 1650613644343 is 3434463160561.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1650613644343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1650613644293 and 1650613644302.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1650613644443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825306822171 + 825306822172.

It is an arithmetic number, because the mean of its divisors is an integer number (825306822172).

Almost surely, 2^{1650613644343} is an apocalyptic number.

1650613644343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1650613644343 is an equidigital number, since it uses as much as digits as its factorization.

1650613644343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 46.

The spelling of 1650613644343 in words is "one trillion, six hundred fifty billion, six hundred thirteen million, six hundred forty-four thousand, three hundred forty-three".