1982568629433 has 16 divisors (see below), whose sum is σ = 3063607059456. Its totient is φ = 1116940072080.

The previous prime is 1982568629423. The next prime is 1982568629533. The reversal of 1982568629433 is 3349268652891.

It is not a de Polignac number, because 1982568629433 - 2⁸ = 1982568629177 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1982568629423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 664843791 + ... + 664846772.

It is an arithmetic number, because the mean of its divisors is an integer number (191475441216).

Almost surely, 2^{1982568629433} is an apocalyptic number.

It is an amenable number.

1982568629433 is a deficient number, since it is larger than the sum of its proper divisors (1081038430023).

1982568629433 is a wasteful number, since it uses less digits than its factorization.

1982568629433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329690644.

The product of its digits is 134369280, while the sum is 66.

The spelling of 1982568629433 in words is "one trillion, nine hundred eighty-two billion, five hundred sixty-eight million, six hundred twenty-nine thousand, four hundred thirty-three".