1622583705473 has 2 divisors, whose sum is σ = 1622583705474. Its totient is φ = 1622583705472.

The previous prime is 1622583705439. The next prime is 1622583705481. The reversal of 1622583705473 is 3745073852261.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1037254660849 + 585329044624 = 1018457^2 + 765068^2 .

It is a cyclic number.

It is not a de Polignac number, because 1622583705473 - 2¹⁰ = 1622583704449 is a prime.

It is not a weakly prime, because it can be changed into another prime (1622583705173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811291852736 + 811291852737.

It is an arithmetic number, because the mean of its divisors is an integer number (811291852737).

Almost surely, 2^{1622583705473} is an apocalyptic number.

It is an amenable number.

1622583705473 is a deficient number, since it is larger than the sum of its proper divisors (1).

1622583705473 is an equidigital number, since it uses as much as digits as its factorization.

1622583705473 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8467200, while the sum is 53.

The spelling of 1622583705473 in words is "one trillion, six hundred twenty-two billion, five hundred eighty-three million, seven hundred five thousand, four hundred seventy-three".