9773299638 has 24 divisors (see below), whose sum is σ = 21177743808. Its totient is φ = 3257418672.

The previous prime is 9773299631. The next prime is 9773299639. The reversal of 9773299638 is 8369923779.

9773299638 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 not an unprimeable number, because it can be changed into a prime (9773299631) by changing a digit.

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, 188256 + ... + 234492.

It is an arithmetic number, because the mean of its divisors is an integer number (882405992).

Almost surely, 2^9773299638 is an apocalyptic number.

9773299638 is an abundant number, since it is smaller than the sum of its proper divisors (11404444170).

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

9773299638 is a wasteful number, since it uses less digits than its factorization.

9773299638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57988 (or 57985 counting only the distinct ones).

The product of its digits is 30862944, while the sum is 63.

The square root of 9773299638 is about 98860.0001921910. Note that the first 3 decimals coincide. The cubic root of 9773299638 is about 2138.0297204413.

The spelling of 9773299638 in words is "nine billion, seven hundred seventy-three million, two hundred ninety-nine thousand, six hundred thirty-eight".