1982464659 has 16 divisors (see below), whose sum is σ = 3356554240. Its totient is φ = 1132836840.

The previous prime is 1982464651. The next prime is 1982464661. The reversal of 1982464659 is 9564642891.

It is not a de Polignac number, because 1982464659 - 2³ = 1982464651 is a prime.

It is a super-2 number, since 2×1982464659² = 7860332248367972562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1982464651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5244427 + ... + 5244804.

It is an arithmetic number, because the mean of its divisors is an integer number (209784640).

Almost surely, 2^1982464659 is an apocalyptic number.

1982464659 is a deficient number, since it is larger than the sum of its proper divisors (1374089581).

1982464659 is a wasteful number, since it uses less digits than its factorization.

1982464659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10489247 (or 10489241 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 54.

The square root of 1982464659 is about 44524.8768555288. The cubic root of 1982464659 is about 1256.2280448825.

The spelling of 1982464659 in words is "one billion, nine hundred eighty-two million, four hundred sixty-four thousand, six hundred fifty-nine".