10338721669 has 4 divisors (see below), whose sum is σ = 10435345344. Its totient is φ = 10242097996.

The previous prime is 10338721667. The next prime is 10338721699. The reversal of 10338721669 is 96612783301.

10338721669 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 96612783301 = 4241 ⋅22780661.

It is a cyclic number.

It is not a de Polignac number, because 10338721669 - 2¹ = 10338721667 is a prime.

It is a super-3 number, since 3×10338721669³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10338721661) 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 3 ways as a sum of consecutive naturals, for example, 48311677 + ... + 48311890.

It is an arithmetic number, because the mean of its divisors is an integer number (2608836336).

Almost surely, 2^10338721669 is an apocalyptic number.

It is an amenable number.

10338721669 is a deficient number, since it is larger than the sum of its proper divisors (96623675).

10338721669 is an equidigital number, since it uses as much as digits as its factorization.

10338721669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96623674.

The product of its (nonzero) digits is 326592, while the sum is 46.

The spelling of 10338721669 in words is "ten billion, three hundred thirty-eight million, seven hundred twenty-one thousand, six hundred sixty-nine".