9976280742 has 24 divisors (see below), whose sum is σ = 21635129880. Its totient is φ = 3322372320.

The previous prime is 9976280737. The next prime is 9976280773. The reversal of 9976280742 is 2470826799.

9976280742 is a `hidden beast` number, since 9 + 9 + 7 + 628 + 0 + 7 + 4 + 2 = 666.

9976280742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 234367 + ... + 273642.

It is an arithmetic number, because the mean of its divisors is an integer number (901463745).

Almost surely, 2^9976280742 is an apocalyptic number.

9976280742 is an abundant number, since it is smaller than the sum of its proper divisors (11658849138).

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

9976280742 is a wasteful number, since it uses less digits than its factorization.

9976280742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509108 (or 509105 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The square root of 9976280742 is about 99881.3333010728. Note that the first 4 decimals coincide. The cubic root of 9976280742 is about 2152.7299550771.

The spelling of 9976280742 in words is "nine billion, nine hundred seventy-six million, two hundred eighty thousand, seven hundred forty-two".