9972613982 has 16 divisors (see below), whose sum is σ = 15043316112. Its totient is φ = 4958204160.

The previous prime is 9972613979. The next prime is 9972613997. The reversal of 9972613982 is 2893162799.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 813833 + ... + 825995.

It is an arithmetic number, because the mean of its divisors is an integer number (940207257).

Almost surely, 2^9972613982 is an apocalyptic number.

9972613982 is a deficient number, since it is larger than the sum of its proper divisors (5070702130).

9972613982 is a wasteful number, since it uses less digits than its factorization.

9972613982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14443.

The product of its digits is 2939328, while the sum is 56.

The square root of 9972613982 is about 99862.9760321612. The cubic root of 9972613982 is about 2152.4661790408.

The spelling of 9972613982 in words is "nine billion, nine hundred seventy-two million, six hundred thirteen thousand, nine hundred eighty-two".