1982095039389 has 8 divisors (see below), whose sum is σ = 2646803697120. Its totient is φ = 1319391537296.

The previous prime is 1982095039381. The next prime is 1982095039481. The reversal of 1982095039389 is 9839305902891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1982095039389 - 2³ = 1982095039381 is a prime.

It is a super-2 number, since 2×1982095039389² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1982095039381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 501286602 + ... + 501290555.

It is an arithmetic number, because the mean of its divisors is an integer number (330850462140).

Almost surely, 2^{1982095039389} is an apocalyptic number.

It is an amenable number.

1982095039389 is a deficient number, since it is larger than the sum of its proper divisors (664708657731).

1982095039389 is a wasteful number, since it uses less digits than its factorization.

1982095039389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1002577819.

The product of its (nonzero) digits is 37791360, while the sum is 66.

The spelling of 1982095039389 in words is "one trillion, nine hundred eighty-two billion, ninety-five million, thirty-nine thousand, three hundred eighty-nine".