9930000000399 has 4 divisors (see below), whose sum is σ = 13240000000536. Its totient is φ = 6620000000264.

The previous prime is 9930000000379. The next prime is 9930000000407.

9930000000399 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9930000000399 - 2²⁸ = 9929731564943 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9930000000399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9930000000379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1655000000064 + ... + 1655000000069.

It is an arithmetic number, because the mean of its divisors is an integer number (3310000000134).

Almost surely, 2^{9930000000399} is an apocalyptic number.

9930000000399 is a deficient number, since it is larger than the sum of its proper divisors (3310000000137).

9930000000399 is a wasteful number, since it uses less digits than its factorization.

9930000000399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3310000000136.

The product of its (nonzero) digits is 59049, while the sum is 42.

It can be divided in two parts, 9930000000 and 399, that added together give a palindrome (9930000399).

The spelling of 9930000000399 in words is "nine trillion, nine hundred thirty billion, three hundred ninety-nine", and thus it is an aban number.