10338261218 has 4 divisors (see below), whose sum is σ = 15507391830. Its totient is φ = 5169130608.

The previous prime is 10338261217. The next prime is 10338261239. The reversal of 10338261218 is 81216283301.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 9497087209 + 841174009 = 97453^2 + 29003^2 .

It is not an unprimeable number, because it can be changed into a prime (10338261217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2584565303 + ... + 2584565306.

Almost surely, 2^10338261218 is an apocalyptic number.

10338261218 is a deficient number, since it is larger than the sum of its proper divisors (5169130612).

10338261218 is an equidigital number, since it uses as much as digits as its factorization.

10338261218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5169130611.

The product of its (nonzero) digits is 13824, while the sum is 35.

The spelling of 10338261218 in words is "ten billion, three hundred thirty-eight million, two hundred sixty-one thousand, two hundred eighteen".