9662139020 has 12 divisors (see below), whose sum is σ = 20290491984. Its totient is φ = 3864855600.

The previous prime is 9662138987. The next prime is 9662139073. The reversal of 9662139020 is 209312669.

9662139020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3 ways as a sum of consecutive naturals, for example, 241553456 + ... + 241553495.

It is an arithmetic number, because the mean of its divisors is an integer number (1690874332).

Almost surely, 2^9662139020 is an apocalyptic number.

It is an amenable number.

9662139020 is an abundant number, since it is smaller than the sum of its proper divisors (10628352964).

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

9662139020 is a wasteful number, since it uses less digits than its factorization.

9662139020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483106960 (or 483106958 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 9662139020 is about 98296.1800885467. The cubic root of 9662139020 is about 2129.8928744789.

The spelling of 9662139020 in words is "nine billion, six hundred sixty-two million, one hundred thirty-nine thousand, twenty".