1622473989139 has 2 divisors, whose sum is σ = 1622473989140. Its totient is φ = 1622473989138.

The previous prime is 1622473989091. The next prime is 1622473989151. The reversal of 1622473989139 is 9319893742261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1622473989139 - 2¹³ = 1622473980947 is a prime.

It is a super-2 number, since 2×1622473989139² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1622473389139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811236994569 + 811236994570.

It is an arithmetic number, because the mean of its divisors is an integer number (811236994570).

Almost surely, 2^{1622473989139} is an apocalyptic number.

1622473989139 is a deficient number, since it is larger than the sum of its proper divisors (1).

1622473989139 is an equidigital number, since it uses as much as digits as its factorization.

1622473989139 is an evil number, because the sum of its binary digits is even.

The product of its digits is 35271936, while the sum is 64.

The spelling of 1622473989139 in words is "one trillion, six hundred twenty-two billion, four hundred seventy-three million, nine hundred eighty-nine thousand, one hundred thirty-nine".