4972643982 has 12 divisors (see below), whose sum is σ = 10774062000. Its totient is φ = 1657547988.

The previous prime is 4972643947. The next prime is 4972644013. The reversal of 4972643982 is 2893462794.

4972643982 is a `hidden beast` number, since 497 + 2 + 64 + 3 + 98 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 138128982 + ... + 138129017.

It is an arithmetic number, because the mean of its divisors is an integer number (897838500).

Almost surely, 2^4972643982 is an apocalyptic number.

4972643982 is an abundant number, since it is smaller than the sum of its proper divisors (5801418018).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4972643982 is a wasteful number, since it uses less digits than its factorization.

4972643982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276258007 (or 276258004 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The square root of 4972643982 is about 70516.9765517496. The cubic root of 4972643982 is about 1706.8516997480.

The spelling of 4972643982 in words is "four billion, nine hundred seventy-two million, six hundred forty-three thousand, nine hundred eighty-two".