9938628763 has 8 divisors (see below), whose sum is σ = 11369066720. Its totient is φ = 8510849280.

The previous prime is 9938628703. The next prime is 9938628779. The reversal of 9938628763 is 3678268399.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9938628763 - 2²⁵ = 9905074331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9938628703) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 656598 + ... + 671563.

It is an arithmetic number, because the mean of its divisors is an integer number (1421133340).

Almost surely, 2^9938628763 is an apocalyptic number.

9938628763 is a deficient number, since it is larger than the sum of its proper divisors (1430437957).

9938628763 is a wasteful number, since it uses less digits than its factorization.

9938628763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329237.

The product of its digits is 23514624, while the sum is 61.

The square root of 9938628763 is about 99692.6715611534. The cubic root of 9938628763 is about 2150.0182989609.

The spelling of 9938628763 in words is "nine billion, nine hundred thirty-eight million, six hundred twenty-eight thousand, seven hundred sixty-three".