1982067323623 has 2 divisors, whose sum is σ = 1982067323624. Its totient is φ = 1982067323622.

The previous prime is 1982067323557. The next prime is 1982067323627. The reversal of 1982067323623 is 3263237602891.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1982067323623 - 2¹⁷ = 1982067192551 is a prime.

It is a super-2 number, since 2×1982067323623² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1982067323627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 991033661811 + 991033661812.

It is an arithmetic number, because the mean of its divisors is an integer number (991033661812).

Almost surely, 2^{1982067323623} is an apocalyptic number.

1982067323623 is a deficient number, since it is larger than the sum of its proper divisors (1).

1982067323623 is an equidigital number, since it uses as much as digits as its factorization.

1982067323623 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 52.

The spelling of 1982067323623 in words is "one trillion, nine hundred eighty-two billion, sixty-seven million, three hundred twenty-three thousand, six hundred twenty-three".