10139853826 has 8 divisors (see below), whose sum is σ = 15212190924. Its totient is φ = 5069123520.

The previous prime is 10139853803. The next prime is 10139853827. The reversal of 10139853826 is 62835893101.

It can be written as a sum of positive squares in 2 ways, for example, as 9663086601 + 476767225 = 98301^2 + 21835^2 .

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

It is a super-2 number, since 2×10139853826² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10139853827) by changing a digit.

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, 385795 + ... + 411238.

Almost surely, 2^10139853826 is an apocalyptic number.

10139853826 is a deficient number, since it is larger than the sum of its proper divisors (5072337098).

10139853826 is an equidigital number, since it uses as much as digits as its factorization.

10139853826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 803396.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 10139853826 in words is "ten billion, one hundred thirty-nine million, eight hundred fifty-three thousand, eight hundred twenty-six".