8449501982 has 16 divisors (see below), whose sum is σ = 12930306480. Its totient is φ = 4139858112.

The previous prime is 8449501969. The next prime is 8449501999. The reversal of 8449501982 is 2891059448.

It is a super-3 number, since 3×8449501982³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8449501982.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77453 + ... + 151320.

It is an arithmetic number, because the mean of its divisors is an integer number (808144155).

Almost surely, 2^8449501982 is an apocalyptic number.

8449501982 is a deficient number, since it is larger than the sum of its proper divisors (4480804498).

8449501982 is a wasteful number, since it uses less digits than its factorization.

8449501982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229147.

The product of its (nonzero) digits is 829440, while the sum is 50.

The square root of 8449501982 is about 91921.1726535296. The cubic root of 8449501982 is about 2036.7780407854.

The spelling of 8449501982 in words is "eight billion, four hundred forty-nine million, five hundred one thousand, nine hundred eighty-two".