10513384685 has 4 divisors (see below), whose sum is σ = 12616061628. Its totient is φ = 8410707744.

The previous prime is 10513384621. The next prime is 10513384691. The reversal of 10513384685 is 58648331501.

10513384685 is digitally balanced in base 2, because in such base 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 an emirpimes, since its reverse is a distinct semiprime: 58648331501 = 17 ⋅3449901853.

It can be written as a sum of positive squares in 2 ways, for example, as 2184814564 + 8328570121 = 46742^2 + 91261^2 .

It is a cyclic number.

It is not a de Polignac number, because 10513384685 - 2⁶ = 10513384621 is a prime.

It is a super-2 number, since 2×10513384685² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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, 1051338464 + ... + 1051338473.

It is an arithmetic number, because the mean of its divisors is an integer number (3154015407).

Almost surely, 2^10513384685 is an apocalyptic number.

It is an amenable number.

10513384685 is a deficient number, since it is larger than the sum of its proper divisors (2102676943).

10513384685 is an equidigital number, since it uses as much as digits as its factorization.

10513384685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2102676942.

The product of its (nonzero) digits is 345600, while the sum is 44.

The spelling of 10513384685 in words is "ten billion, five hundred thirteen million, three hundred eighty-four thousand, six hundred eighty-five".