10439688674 has 8 divisors (see below), whose sum is σ = 15954996060. Its totient is φ = 5121356656.

The previous prime is 10439688647. The next prime is 10439688709. The reversal of 10439688674 is 47688693401.

It can be written as a sum of positive squares in 2 ways, for example, as 9776265625 + 663423049 = 98875^2 + 25757^2 .

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

It is a super-2 number, since 2×10439688674² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49243709 + ... + 49243920.

Almost surely, 2^10439688674 is an apocalyptic number.

10439688674 is a deficient number, since it is larger than the sum of its proper divisors (5515307386).

10439688674 is an equidigital number, since it uses as much as digits as its factorization.

10439688674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98487684.

The product of its (nonzero) digits is 6967296, while the sum is 56.

The spelling of 10439688674 in words is "ten billion, four hundred thirty-nine million, six hundred eighty-eight thousand, six hundred seventy-four".