10669368278 has 4 divisors (see below), whose sum is σ = 16004052420. Its totient is φ = 5334684138.

The previous prime is 10669368257. The next prime is 10669368329. The reversal of 10669368278 is 87286396601.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 87286396601 = 131 ⋅666308371.

It is a super-2 number, since 2×10669368278² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2667342068 + ... + 2667342071.

It is an arithmetic number, because the mean of its divisors is an integer number (4001013105).

Almost surely, 2^10669368278 is an apocalyptic number.

10669368278 is a deficient number, since it is larger than the sum of its proper divisors (5334684142).

10669368278 is an equidigital number, since it uses as much as digits as its factorization.

10669368278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5334684141.

The product of its (nonzero) digits is 5225472, while the sum is 56.

The spelling of 10669368278 in words is "ten billion, six hundred sixty-nine million, three hundred sixty-eight thousand, two hundred seventy-eight".