983483547649 has 48 divisors (see below), whose sum is σ = 1054608282000. Its totient is φ = 915793482240.

The previous prime is 983483547637. The next prime is 983483547653. The reversal of 983483547649 is 946745384389.

It can be written as a sum of positive squares in 8 ways, for example, as 27732907024 + 955750640625 = 166532^2 + 977625^2 .

It is not a de Polignac number, because 983483547649 - 2³⁷ = 846044594177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (983483547689) 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 47 ways as a sum of consecutive naturals, for example, 2528235147 + ... + 2528235535.

It is an arithmetic number, because the mean of its divisors is an integer number (21971005875).

It is a Proth number, since it is equal to 937923 ⋅ 2²⁰ + 1 and 937923 < 2²⁰.

Almost surely, 2^983483547649 is an apocalyptic number.

It is an amenable number.

983483547649 is a deficient number, since it is larger than the sum of its proper divisors (71124734351).

983483547649 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (983483547648) it forms a Ruth-Aaron pair, since the sum of their prime factors is the same (866).

983483547649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866 (or 787 counting only the distinct ones).

The product of its digits is 627056640, while the sum is 70.

The spelling of 983483547649 in words is "nine hundred eighty-three billion, four hundred eighty-three million, five hundred forty-seven thousand, six hundred forty-nine".